SciShow

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  • : 2012
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2014
2014x1
The Science of Chocolate
Episode overview
01, 2014
While you unwrap that luscious truffle, let Hank explain the science of chocolate -- where it comes from, what its active ingredient is, and how it works. Also learn the difference .. show full overview
2014x2
The Truth About Gingers
Episode overview
03, 2014
There are many names for them, but here at SciShow we lovingly refer to them as 'Gingers'. In this episode, Hank explains what gene is responsible for the creation of redheads.
2014x3
Future Space News of 2014
Episode overview
04, 2014
This episode has no summary.
2014x4
SciShow Season 2 Outtakes, 2013
Episode overview
06, 2014
This episode has no summary.
2014x4
The Chelyabinsk Meteor: What We Know
Episode overview
07, 2014
This episode has no summary.
2014x5
Circadian Rhythm and Your Brain's Clock
Episode overview
09, 2014
Why do we sleep at night instead of during the day? In this episode of SciShow Hank talks about circadian rhythms, how they work, and how they regulate different processes in our bodies.
2014x6
Ice Quakes, Your Brain on Pot & the Body Language of Victory
Episode overview
10, 2014
Hank enlightens you with the science behind the news, including the dynamics of recent "ice quakes," new insights into the neurology of marijuana, and the body language of victorious athletes. Winning!
2014x7
The Mysterious "Space Roar"
Episode overview
14, 2014
We here at SciShow like to start things off with a "Boom" for yet another season! Hank talks about the mystery behind the "Space Roar" and why it is we can't really hear it.
2014x8
Great Minds: Leonardo da Vinci
Episode overview
17, 2014
Leonardo da Vinci was one of the most diversely talented individuals of all time. His "unquenchable curiosity" led him to make discoveries and inventions that were beyond his time, not .. show full overview
2014x9
3 Freaky Things Explained: Bug Sex, Polar Vortex and Chain Fountain!
Episode overview
18, 2014
Hank shares the latest developments in science, this week demystifying three freaky things in nature: the polar vortex, why some bugs are infertile, and how a chain can appear to defy gravity. You're welcome!
2014x10
Those Maddening Eyeball Floaters!
Episode overview
20, 2014
Sometimes our eyes do weird things. One of the things that it sometimes does is get floaters. What are they? Where do they come from? Join us today on SciShow as Hank explores the science behind these little specks.
2014x11
Logic Problems, Energy, and Lollipop!
Episode overview
23, 2014
Special Guest Derek Muller stumps Hank with logic problems and talks about energy, teaching tools and education through video. Jessi from Animal Wonders also joins the conversation to talk about Lollipop, the striped skunk.
2014x12
3 Animal Oddities: Sloths & Moths, the Biggest Genome, and Upside-Down Life
Episode overview
24, 2014
Michael Aranda shares some newly discovered animal oddities this week, including the secret shared by sloths and moths, the largest animal genome ever sequenced, and unusual new life at the bottom of the world.
2014x13
Cloudy With A Chance Of Aliens: How We Look for Extraterrestrial Life
Episode overview
27, 2014
What do astronomers look for when they study exoplanets for signs of alien life? Hank explains how space telescopes are already yielding tantalizing clues of what other worlds might hold .. show full overview
2014x14
3 Human-Caused Disasters
Episode overview
29, 2014
Think natural disasters are bad? Humans do a pretty good job on our own. Michael Aranda co-hosts this infusion to explain.
2014x15
Am I 1% Nacho?
Episode overview
30, 2014
If you weighed 99 lbs, and ate 1 lbs of nachos, would that make you 1% nacho? Hank attempts to answer this question with a series of deeper questions on this episode of SciShow quick questions.
2014x16
Ancient Plagues & A New Pandemic
Episode overview
01, 2014
Hank explores the science behind the topics of the day, including a look at the current "pandemic" of concussions in professional sports and new insights into what really caused the .. show full overview
2014x22
Why am I hallucinating?
Episode overview
01, 2014
Hank explains why EVERYONE is capable of hallucinating.
2014x17
What the Fox Says
Episode overview
03, 2014
Thanks to a couple of Norwegian musicians, a lot of people have become obsessed with one question: What does the fox say? It turns out that foxes "say" lots of different things depending .. show full overview
2014x18
Talk Show: Henry Reich, Fluorescence, and a Half-moon Conure
Episode overview
06, 2014
Henry Reich of MinutePhysics (http://www.youtube.com/minutephysics) joins the show to talk about fluorescence and then Jessi from Animal Wonders (http://www.youtube.com/user/Anmlwndrs) shows up with her Half-moon Conure Loulou.
2014x19
Why Does Beer Make You Pee?
Episode overview
07, 2014
Beer goes in, pee comes out. It's a simple equation, right? In today's SciShow Quick Questions, Hank goes a little deeper to find out why beer makes you pee!
2014x20
The First Volcano Power Plant!
Episode overview
08, 2014
Be blown away with this episode of SciShow News as Hank talks about using the power of one of earths most powerful energy sources: Volcanoes!
2014x21
Onions, Emotions, and Why We Cry
Episode overview
10, 2014
Have you ever wondered why we cry? In today's episode of SciShow, Hank gives us the answer, covering different types of tears and whether we are the only species to get all teary eyed during the final scene of a good movie.
2014x23
Do My Feet Smell Like Doritos?
Episode overview
13, 2014
Hank tackles another one of the internet's most-asked questions: What makes feet stink? And maybe more importantly, why do they sometimes smell like ... snack food?
2014x24
What Stephen Hawking Really Said About Black Holes
Episode overview
14, 2014
Hank explains the science behind recent reports that physics great Stephen Hawking said "there are no black holes." There are. They're just super complicated.
2014x25
How to Predict the Odds of Anything
Episode overview
17, 2014
Statistics! They're every scientist's friend. But they can be easy to misinterpret. Check out this thought exercise with Hank to understand how some mental kung fu known as Bayesian .. show full overview
2014x26
Talk Show: Human Orgasms & Daisy, the Boa Constrictor
Episode overview
20, 2014
This week on SciShow Talk Show Hank talks with Dr. Lindsey Doe about the female orgasm. Special guest Jessi Knudsen Castañeda brings Daisy, a curious Boa Constrictor.
2014x27
Why does Saturn have rings?
Episode overview
21, 2014
Hank fields one of the most commonly asked questions about our solar system: Why does Saturn have rings? Part of the answer has to do with the fact that it's not the only planet that has them. Watch to learn more!
2014x28
Laser Fusion -- Is It Back to the Future Yet?
Episode overview
22, 2014
Hank remembers Back to the Future and tells us about his favorite word combination--lasers and fusion.
2014x29
How to Make Snow (If You're Not Elsa)
Episode overview
24, 2014
In this episode Hank explains how snow is made using science.
2014x30
Why Did People Love Flappy Bird?
Episode overview
25, 2014
Flappy Bird was quite the gaming craze, but what about this super simple game appealed to our brains so much?
2014x31
Trouble in Bed: When Sleep Turns Against Us
Episode overview
26, 2014
Having trouble sleeping? In this episode of SciShow, Hank explores different kinds of sleep disorders, from insomnia to apnea to sleepwalking.
2014x32
Who Melted the Earth?
Episode overview
28, 2014
Hank clarifies, corrects, and generally straightens out the origins of the terrific heat inside the Earth. It's not only from the collisions and pressure that date back to Earth's .. show full overview
2014x33
Microscope: The Tube That Changed the World
Episode overview
03, 2014
Humans have long known that glass bends light. However, it took us awhile to figure out that stacking lenses in a tube would open up a whole new world to science, finally allowing us a peek at the microscopic.
2014x34
Why Do Bug Bites Itch?
Episode overview
04, 2014
Hank explores a vexing question asked at picnics and beach parties everywhere: Why do bug bites itch? To help you understand the answer, he takes you into the blow by blow of a bug bite which, we warn you, is pretty horrifying.
2014x35
Talk Show: Owls and Pigeons
Episode overview
06, 2014
Hank talks with Owl Research Institute founder Denver Holt. Then Jessi introduces the bird lovers to a pigeon. Warning: watch your ears for wing flapping into the microphone.
2014x36
Get Charged Up for the Gigafactory
Episode overview
07, 2014
Hank shares the latest ambitious project from SpaceX and Tesla entrepreneur Elon Musk: The Gigafactory. Learn more about how batteries work, what the big deal is about lithium, and why people are getting so charged up. See what we did there?
2014x37
CSI Special Insects Unit: Forensic Entomology
Episode overview
10, 2014
Michael Aranda walks you through the crime-fighting science of forensic entomology, the study of insects used in criminal investigations. As if you needed more reasons to love bugs. But be warned: You might not want to watch this during lunch.
2014x38
How Does Tape Work?
Episode overview
11, 2014
Ever wonder what makes tape sticky? Hank will tell you in this episode of Quick Questions!
2014x39
The Teenage Brain Explained
Episode overview
12, 2014
Being a teenager is hard. Especially when hormones play their part in wreaking havoc on the teenage body and brain. In this episode, Hank explains what is happening to the during the angsty-time.
2014x40
The Science Of REAL Hoverboards
Episode overview
14, 2014
Hank gives it to you straight about "anti-gravity technology" -- basically, it doesn't exist. But if you really want to hover, you have options!
2014x41
Migraines: Not Just Another Headache
Episode overview
17, 2014
If you've never had a migraine, you might think it's just a really bad headache. But if you've ever had them, or you know someone who does, you know that they're much worse -- and much .. show full overview
2014x42
Why Do Roosters Crow?
Episode overview
19, 2014
Michael Aranda goes to the barnyard to answer one of the most frequently asked questions about animals: Why do roosters crow? Short answer: Because they're jerks. Longer answer: They're .. show full overview
2014x43
The Theory of Everything...A Little Bit Closer
Episode overview
20, 2014
Hank explains how a recent astronomical discovery made in Antarctica could change what we know about the birth of the universe, and the rules of physics that govern it.
2014x44
First Kisses and Spring!
Episode overview
21, 2014
Hank explores the science behind the first kiss -- and all the kisses that come after it -- and also sets you straight about the vernal equinox, what it is, and why this year's is special!
2014x45
Talk Show: Brain Injuries & Pearl the Tegu
Episode overview
22, 2014
Ben Fowlkes joins the Talk Show to talk about mixed martial arts and how it affects the brain and body. Then Jessi from Animal Wonders comes on with Pearl the Columbian Black and White Tegu.
2014x46
Your Brain is Plastic
Episode overview
24, 2014
Hank explains the gift that your brain gives you every day: the gift of neural plasticity -- the ways in which your brain actually changes at the cellular level as you learn.
2014x47
Does Alcohol Really Keep You Warm?
Episode overview
25, 2014
As if you needed any more proof that alcohol just makes weird stuff happen, Quick Questions explains why alcohol can make you /feel/ warm, when it's actually making your body colder. You'll never think of brandy the same way again!
2014x50
SciShow Space Launch
Episode overview
26, 2014
Hank discusses the launch of an all new channel: SciShow Space! This new channel will be all space. All the time.
2014x48
SciShow Quiz Show: Reid Reimers
Episode overview
27, 2014
Michael Aranda hosts SciShow's new Quiz Show! Hank and Reid have a battle of wits to win prizes for two lucky Subbable Subscribers!
2014x49
The Next X Prize: Artificial Intelligence!
Episode overview
29, 2014
Hank takes you to the next frontier of innovation: the XPrize for Artificial Intelligence, talking about how true AI can be measured, and what the future might look like.
2014x50
Kids and Sugar: The Sweet-and-Lowdown
Episode overview
31, 2014
If you've heard it once, you've heard it a thousand times: Parents blaming their kids' active behavior on sugar. But is it true? Hank gives you sweet-and-lowdown on the extent to which sugar can and can't affect behavior, in kids and adults alike.
2014x51
Why does ice float?
Episode overview
01, 2014
Why does ice float? You might not think about it, but this special property of frozen water is what makes your iced tea tinkle and makes a lot of aquatic life possible. Hank gets in touch with his inner Olaf to explain the wonder that is ice.
2014x52
The Nicest Neighborhoods in the Universe
Episode overview
03, 2014
What does it really take for a planet to be habitable? It turns out, certain parts of a star system, a galaxy, and even the universe as we know it, are more habitable than others. Get to .. show full overview
2014x53
Weird Places: Mauritania's Eye of the Sahara
Episode overview
07, 2014
Explore the origins of one of the coolest geologic formations in the world, West Africa's Richat Structure.
2014x54
Why Do Cats Knead?
Episode overview
08, 2014
SciShow tackles one of the cutest questions ever: Why cats knead. You might have heard the theory, but do you know what adult cats would hold on to kitten-like behavior? The answers await!
2014x55
SciShow Talk Show - Selective Breeding & the Rat
Episode overview
09, 2014
Nick Jenkins talks with Hank Green about selective breeding, with special guest Jessi Knudsen Castañeda.
2014x56
Cannibalism, Zombies & Suicidal Cells: The Latest In Cancer Research
Episode overview
12, 2014
Hank shares some developments in cancer research, from new insights into the behavior of zombie cancer cells, to a new method that uses nanotechnology to kill cancer from within.
2014x57
How Birds Really See the World
Episode overview
14, 2014
Ever wonder what it looks like from a birds-eye-view? Hank explains they see more than you think!
2014x58
Why Do We Yawn?
Episode overview
15, 2014
Why do we yawn? If you think the answer is BOR-ing, then maybe your brain's just overheated. Let Hank explain the new thinking behind why we ... hold on ... *yawn*. Excuse me.
2014x59
Attack of the Super Bugs
Episode overview
17, 2014
Don't panic! But you should really know about antibiotic-resistant bacteria, aka super bugs. They're here, and they're doing very well, thank you. SciShow explains what they are, how .. show full overview
2014x60
How to Save Earth From...Us
Episode overview
18, 2014
Temperatures are rising, and greenhouse gases are being emitted faster than ever. What's a planet to do? Hank explains the recommendations of some of the world's top scientists to stem global warming.
2014x61
Darwin's Darlings: Meat-Eating Plants
Episode overview
21, 2014
SciShow describes the fascinating science of Darwin's little darlings: meat-eating plants. Learn about their many different types, how they catch and eat their prey, and how scientists think they evolved.
2014x62
Why Does Swiss Cheese Have Holes?
Episode overview
22, 2014
SciShow explains a) why Swiss cheese has holes, b) what Swiss cheese is called in Switzerland and c) what vested interest the U.S. government has in said cheese holes. Seriously, people.
2014x63
SciShow Quiz Show: Dave Loos
Episode overview
24, 2014
Hank and the gang return with SciShow Quiz Show, where Sci Show's resident geniuses compete to win prizes for our subscribers!
2014x64
From Heartbleed to Tamiflu: Why We're Less Safe Than We Thought
Episode overview
25, 2014
SciShow News looks into two things that were giving us less protection than we thought they were: online security software, and anti-viral drugs.
2014x65
The Math and Mystery of Murmurations
Episode overview
28, 2014
If you've ever seen a group of starlings in flight, you've appreciated one of nature's most hypnotic sights -- the lava-lamp-like flow of a murmuration. SciShow explains the biology and mathematics behind this beautiful phenomenon.
2014x66
Why Do Zebras Have Stripes?
Episode overview
29, 2014
Michael Aranda explores the purpose of zebra stripes.
2014x67
5 Animals That Aren't Dinosaurs
Episode overview
01, 2014
If you get most of your information about ancient animals from vintage cartoons or action figures, then a lot of things that you think of as "dinosaurs" actually weren't. Learn about the .. show full overview
2014x68
Baboons With 2 Hearts & Pigs With Human DNA
Episode overview
02, 2014
Hank reveals two breakthroughs in the burgeoning science of xenotransplantation, the transplant of tissues across species. By the end of it, you'll want to hug your nearest pig!
2014x69
The Deepest Hole in the World, And What We've Learned From It
Episode overview
05, 2014
SciShow takes you down the deepest hole in the world -- Russia's Kola Superdeep Borehole -- explaining who dug it and why, and what we learned about Earth in the process. Don't fall!
2014x70
Why Do Stars Twinkle?
Episode overview
06, 2014
SciShow explains why stars do that twinkling that all the kids are singing about, and explains how astronomers can get around it to make observations, and why it can be kinda useful.
2014x71
New Elements, and Exploding Whales
Episode overview
10, 2014
Hank introduces you to the latest element to be created -- and explains why we make them in the first place -- plus the science of exploding whales. It's a thing, people.
2014x72
SciShow Talk Show: John Roach on Ecology & Freckles the Leopard Gecko
Episode overview
12, 2014
Dr. John Roach joins the Talk Show to talk about his ecological studies and then Jessi brings on Freckles the leopard gecko.
2014x73
Chemistry & Corpses: The Science of Bog Bodies
Episode overview
13, 2014
SciShow explains the chemistry, archaeology and history of bog bodies -- naturally mummified corpses (and other fun things!) that have been discovered in Europe's peat bogs.
2014x74
How Do Rainbows Form?
Episode overview
14, 2014
SciShow explains how three important ingredients -- sunlight, water, and you -- interact to create the illusion of a rainbow. The colorful details are inside!
2014x75
Huge Sperm and Giant Tentacles: Relax, It's Marine Biology
Episode overview
16, 2014
SciShow shares the latest developments in science, this week including new insights into the evolution of giant sperm, and the discovery of a whole new order of animal.
2014x76
Horseshoe Crabs Saved My Life
Episode overview
19, 2014
Horseshoe crabs aren't really crabs, but they are super old, super cool, and they deserve your respect. Because they may have already saved your life. SciShow explains!
2014x77
Do Women Have Adam's Apples?
Episode overview
20, 2014
Quick Questions takes on the matter of the adam's apple -- The fact is, everyone has one! Learn what it really is, what its purpose is, and why they might look different in different people.
2014x78
The Strange Scourge of Light Pollution
Episode overview
22, 2014
Light pollution -- it's not just the bane of light sleepers and frustrated astronomers. It also is tinkering with the biological cycles of all kinds of living things, including us! .. show full overview
2014x79
Top 10 New Species and the First Fusion Reactor
Episode overview
23, 2014
Hank shares the week in science news, including the top 10 new species discovered in 2014, and the start of construction of the first fusion reactor. It's gonna be big!
2014x80
What are Blood Types?
Episode overview
27, 2014
Quick Questions explains why, when it comes right down to it, there are really only eight kinds of people in the world.
2014x81
Milk, and the Mutants That Love It
Episode overview
28, 2014
Got milk? Fact is, most people don't -- and shouldn't -- because for them, ice cream and milkshakes are basically toxic. So why can some people drink milk and survive? Turns out they're mutants! SciShow explains.
2014x82
Over the Rainbow: LeVar Burton Explains How DOUBLE Rainbows Form
Episode overview
29, 2014
Take a look... A VERY special guest, LeVar Burton, explains how Double Rainbows are formed.
2014x83
Goodbye Glaciers, and Britain Doesn't Forget To Be Awesome
Episode overview
31, 2014
SciShow gives you latest in science news, including what "unstoppable" melting in Antarctica really means, and how you can help scientists increase the awesome through the 2014 Longitude Prize.
2014x84
Why do we have seasons?
Episode overview
02, 2014
Ever wonder why the earth has different seasons? Michael Aranda will explain in this episode of SciShow Quick Questions.
2014x85
3 Reasons Mosquitoes Suck
Episode overview
03, 2014
Hank gives you at least three reasons to like mosquitoes even less than you do already, and tells you how you can literally decrease world suck by fighting mosquito-borne disease.
2014x86
The First Edible Bug Farm & The 9 Greatest Minds of 2014
Episode overview
06, 2014
SciShow News gives you the latest developments from the world of science, including some bug-number-crunching behind America's first edible-insect farm, and a look at the discoveries that won the 2014 Kavli Prize.
2014x87
SciShow Quiz Show: Jessi Knudsen Castañeda
Episode overview
07, 2014
Hank and the gang return with SciShow Quiz Show, where Sci Show's resident geniuses compete to win prizes for our subscribers!
2014x88
The Shocking Truth About Electric Animals!
Episode overview
09, 2014
Learn more about electric animals with Hank Green.
2014x89
Can Bright Light Make You Sneeze?
Episode overview
10, 2014
SciShow's Quick Questions explains why bright light can make some people sneeze! Really!
2014x90
Earthquake Science, and the Disaster That Created It
Episode overview
13, 2014
What happened March 27, 1964? Alaska knows very well, . . . Join us to learn more about earthquakes with host Hank Green on this infusion of SciShow.
2014x91
The Evolution of Getting Punched in the Face
Episode overview
14, 2014
SciShow delivers the latest in science news, including how fist-fighting fueled the evolution of the human face, new insights into the origin of schizophrenic "voices," and new research into the bird flu.
2014x92
Pennsylvania's 50-Year-Old Coal Fire
Episode overview
16, 2014
SciShow takes you to Centralia, Pennsylvania, site of one of the oldest, biggest coal fires in the United States, and explains the chemistry of spontaneous combustion.
2014x93
What Causes Auroras?
Episode overview
17, 2014
SciShow tackles a Quick Question with a longish answer: What causes auroras? TL;DR: It's a breathtaking display of particle physics in action.
2014x94
How Do Animals Re-Grow Limbs (And Why Can't We?)
Episode overview
19, 2014
Starfish can regrow lost arms, and salamanders can sprout new limbs. So why can't we? Sci Show explains the science of regeneration, and explores the limitations the humans face -- and are trying to go beyond.
2014x95
Eugene Goostman & The Science of What Disgusts You
Episode overview
20, 2014
SciShow News parses the latest science news, including whether a computer program really passed a famous artificial intelligence test, and new insights into why and how we're disgusted by the things that gross us out.
2014x96
Inside the Chernobyl Exclusion Zone
Episode overview
23, 2014
SciShow takes you inside the site of the world's worst nuclear disaster to show you how, nearly 30 years later, life has adapted and persisted.
2014x97
Why Do Joints Pop And Crack?
Episode overview
24, 2014
SciShow explains what really causes those popping sounds your joints make -- fluid dynamics, people! -- and what you should watch out for if you're a habitual knuckle-popper.
2014x101
SciShow Outtakes Remix
Episode overview
27, 2014
An outtake remix of the latest and greatest word fails from the hosts of SciShow and SciShow Space, and The Hubble Flow: a dance move characterized by wobbling away from everyone else on the dance floor.
2014x98
Is Urine Really Sterile?
Episode overview
01, 2014
Despite what you might've seen on some wilderness-survival show, there's increasing evidence that your pee isn't sterile. So don't do anything crazy with it. Sci Show explains!
2014x99
What Makes Your Ears Ring?
Episode overview
02, 2014
What's happening inside our ears when we can hear that ringing? What's happening inside our brains? Sit back, clean the wax out of your ears, and let Michael Aranda explain!
2014x100
SciShow Talk Show - Chad Larrabee & Groucho the Hedgehog
Episode overview
03, 2014
In this episode of SciShow Talk Show Hank chats with Chad Larrabee of Montgomery Distillery about the science of distilling alcohol. Special guest is Jessi Knudsen Castañeda of Animal Wonders with Groucho the hedgehog.
2014x101
Bigfoot, Yeti: Meet Science
Episode overview
04, 2014
This week in SciShow News, hard science meets cryptozoology, as biologists reveal the results of their investigation into samples suspected to have come from such beasties as Sasquatch .. show full overview
2014x102
3 Animals That Are Smarter Than You Thought
Episode overview
07, 2014
Dolphins, crows, apes -- you know the drill about smart animals. But there are lots of animals that are smarter than you think. Not everyone thinks they're pretty, but scientists know they're smart.
2014x103
Why Do Apples Turn Brown?
Episode overview
09, 2014
Why do apples turn brown after you cut them, or when they rot? Basically for the same reason that human hair, eyes and skin is brown, too. Not that we're calling you rotten. Quick Questions explains!
2014x104
Facebook's Secret Psychological Experiment
Episode overview
11, 2014
SciShow News explains the science behind a psychological experiment performed on about seven hundred thousand Facebook users, although none of them knew that they were participating.
2014x105
Moore's Law and The Secret World Of Ones And Zeroes
Episode overview
12, 2014
SciShow explains how SciShow exists -- and everything else that's ever been made or used on a computer -- by exploring how transistors work together in circuits to make all computing .. show full overview
2014x106
Graphene: The Next Big (But Thin) Thing
Episode overview
14, 2014
If you haven't heard of it before, you have now. And it may prove to be the next big thing in materials science. SciShow explains what it is, why it's so awesome, and what challenges we face in harnessing its amazing properties.
2014x107
Why Do We Blush?
Episode overview
15, 2014
Aw, don't be embarrassed everyone does it! Quick Questions explains what causes blushing, which Darwin called "the most peculiar and most human of all expressions."
2014x108
SciShow Quiz Show: Dr. Lindsey Doe
Episode overview
19, 2014
In this episode of SciShow Quiz Show, host Michael Aranda test the wits of contestants Dr. Lindsey Doe and Hank Green.
2014x109
Dam Fun Facts About Beavers
Episode overview
20, 2014
SciShow shares fun facts about nature's greatest engineers: the beaver!
2014x110
Understanding Trypophobia: The Fear of Holes
Episode overview
21, 2014
In this SciShow dose, Michael Aranda explains mystery behind trypophobia.
2014x111
Why Do Birds Have White And Dark Meat? (And Do We?)
Episode overview
22, 2014
Why do chickens and turkeys have white meat and dark meat? And, like, gross, but .. do humans have the same thing? It's all about our muscles: what they're made of, and what they're made for. Quick Questions has the answers!
2014x112
How Tall Can Skyscrapers Get?
Episode overview
24, 2014
Get an engineeer's-eye-view of the tallest buildings in the world, to learn what challenges they face as they reach for the sky and wonder, how tall can we build?
2014x113
HIV, Circumcision & The Fight Against AIDS
Episode overview
28, 2014
SciShow News reports some promising new findings about the worldwide fight against HIV, including insights about how we can make the most of one of our newest weapons against HIV: circumcision.
2014x114
Weird Places: The Bay of Fundy
Episode overview
29, 2014
SciShow takes you on a tour of Canada’s Bay of Fundy, home of the largest tidal range in the world.
2014x115
How Do Animals Change Color?
Episode overview
31, 2014
Changing colors -- it’s not just for chameleons! Many species of octopuses, squid and cuttlefish can do it, as well as a few insects, and even mammals and birds. Find out what feats of .. show full overview
2014x117
The Strange Anatomy of Hummingbirds
Episode overview
04, 2014
In this episode of SciShow we look at the most fascinating birds that hover!
2014x118
How Do Oysters Make Pearls?
Episode overview
05, 2014
Quick Questions gives you the low-down on how oysters turn a tiny bit of gunk into a lovely, valuable pearl.
2014x119
What You Need to Know About Ebola
Episode overview
07, 2014
SciShow News give you the facts about ebola, one of the world’s deadliest diseases that’s making a stand in West Africa.
2014x120
SciShow Talk Show: Dr. Heiko Langner on Birds and Bioaccumulation
Episode overview
09, 2014
Crash Course Chemistry Consultant, Dr. Heiko Langner talks to Hank about lab safety, geochemical research, and cleaning up super fund sites. Afterward, Jessi Knudsen from Animal Wonders joins them with Zapper, the Alexandrian Parakeet.
2014x121
Why Don't Sharks Have Bones?
Episode overview
11, 2014
Eat facts, Shark Week! Hank takes you on a tour of the shark’s amazing anatomy, including the many adaptations that made it a great predator -- despite not having any bones.
2014x122
How Many Colors Can We See?
Episode overview
12, 2014
Quick Questions cracks the code of color vision, color blindness, and even newly discovered sort of technicolor vision!
2014x123
We're bad judges, better teachers, and video games are pretty good for us
Episode overview
15, 2014
Humans judge each other within 33 milliseconds of seeing each other! We learn better if we think we have to teach someone else, and video games are good for us!
2014x124
What Really Killed the Dinosaurs?
Episode overview
16, 2014
What wiped out the dinosaurs? Most of us were taught it was a killer asteroid—which is true. But it turns out there was more than one disaster movie playing at the cineplex that was Earth 66 million years ago.
2014x125
Are Blue Eyes Endangered?
Episode overview
18, 2014
SciShow explains the genetics -- and physics -- behind why blue eyes are blue, and what the future may be for the trait. Spoiler alert: Blue eyes aren’t really blue! SciShow explains!
2014x126
Why Do Dogs Eat Grass?
Episode overview
19, 2014
Why do dogs eat grass? A look at your pup’s wild relatives may give you a sense of what dogs’ diets are really like.
2014x127
Quiz Show with Caitlin Hofmeister
Episode overview
21, 2014
Welcome back to Scishow Quizshow! In this episode Hank Green and Caitlin Hofmeister go head to head to compete for subbable subscribers.
2014x128
The First Robot Swarm, and Evolution's Misfit
Episode overview
22, 2014
Hank shares the nuts-and-bolts of the world’s first robot swarm, and explains what the creepy, cute and extinct animal known as Hallucigenia can teach us about evolution.
2014x129
What Causes Morning Sickness?
Episode overview
25, 2014
If you’ve ever been pregnant, or been around a pregnant lady, you know that the agony that is morning sickness -- and it’s not just something that happens in the morning! SciShow explains the many theories about what causes it.
2014x130
Does Alcohol Kill Brain Cells?
Episode overview
26, 2014
Quick Questions explains what alcohol does -- and doesn’t do -- to your brain cells. Enjoy this episode responsibly!
2014x131
SciShow Talk Show: The Clitoris & Wilbur the Hognose Snake
Episode overview
28, 2014
Join us for the SciShow Talk Show as Lindsey Doe sheds light on the female reproductive anatomy. Then Jessi from Animal Wonders joins the show to show off Wilbur the Western Hognose Snake.
2014x132
Understanding ALS & SciShow News Takes the Ice Bucket Challenge
Episode overview
29, 2014
SciShow News explains the science behind ALS, the disease that has inspired millions to take the Ice Bucket Challenge. Learn what ALS is, what we do and don’t know about it, and watch SSN hosts take the challenge themselves!
2014x133
3 Things Your Dog Should Not Be Doing
Episode overview
01, 2014
Dogs do a lot of weird things, and sometimes they’re funny enough to post on Tumblr. But before you do, make sure li’l Scamp isn’t doing any of these three things -- because they spell trouble.
2014x134
Why (and How) Do Bees Make Honey?
Episode overview
02, 2014
Quick Questions explains how some bees can transform flower nectar into the liquid gold that you use to sweeten your tea.
2014x135
What Happens After You Flush?
Episode overview
04, 2014
Humans have always peed and pooped, but where it goes after we’ve done our business has changed a lot. In fact: The water you just drank may well have been a part of someone’s urine just weeks ago! SciShow explains!
2014x136
The Most Massive Dinosaur, and Are Earthquakes Contagious?
Episode overview
06, 2014
SciShow News introduces you to the most massive land animal ever to walk the earth (pretty much) and tells you what’s going on with all of these earthquakes lately.
2014x137
How Do We Measure the Distance of Stars?
Episode overview
08, 2014
It's School of YouTube Week! Comic Relief and YouTube are partnering to send students to school! The Bad Astronomer Phil Plait teaches Hank how to measure the distance to the stars.
2014x138
Why Is My Poop Green?
Episode overview
10, 2014
One of the most commonly googled questions in the world is why feces can be green. Well, Quick Questions has the answer!
2014x139
Gynandromorphs: Dual-Sex Animals
Episode overview
11, 2014
SciShow explores one of the more rare and unusual results of sexual reproduction: gynandromorphy, in which an animal is part male and part female.
2014x140
Blue Whales and The Smartphone Morality Experiment
Episode overview
13, 2014
Hank shares news about the biggest animal in the history of ever -- blue whales -- and explains the lessons learned in a new study of human morality, using smartphones.
2014x141
Great Minds: Mary Anning, "The Greatest Fossilist in the World"
Episode overview
15, 2014
Learn about Mary Anning, one of England’s most important contributors to the field of paleontology.
2014x142
Why Can't I Put Metal in the Microwave?
Episode overview
16, 2014
We know we're not supposed to put metal in the microwave, but why? We don't microwave silverware but what about Hot Pocket wrappers? They have metal on the inside. How does that work? Let Michael Aranda explain.
2014x143
Quiz Show: Vlogbrothers Face-Off: Hank v. John!
Episode overview
18, 2014
Welcome back to SciShow Quiz Show! In this episode Hank will be competing with older brother John Green in a battle of science related trivia on behalf of Subbable subscribers Anna Dilley & Andrew Villarreal.
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Coming Soon: 12 Billion People on Earth
Episode overview
20, 2014
SciShow News explains the science behind the latest virus outbreak in the U.S., and examines surprising new predictions about the future of the world’s human population.
2014x145
3 Reasons Why Ticks Suck
Episode overview
22, 2014
Find out why these arachnids are among the least B of humanity’s BFFs. Yeah, they’re blood-sucking parasites, but that’s not all of it!
2014x146
What Causes Brain Freeze?
Episode overview
24, 2014
That terrible pain the befalls us when enjoying an icy treat! How does that happen? Is there a cure? Let Hank explain.
2014x147
The Science of Wildfires
Episode overview
25, 2014
So, what is fire, exactly? What causes fires in the wild, and how do we put them out? SciShow answers your burning questions about the science of fire. (See what we did there?)
2014x148
Humanity Breaks an Ominous Record
Episode overview
26, 2014
SciShow News explains an ominous record that Homo sapiens just broke: the highest levels of carbon dioxide emissions, the leading factor in global warming. Hank explains what it means, and what we can do.
2014x149
Do I Only Use 10% of My Brain?
Episode overview
29, 2014
SciShow debunks the myth that you only use 10 percent of your brain. So, how much do you really use? And how do we know?
2014x150
Does My Voice Really Sound Like That?
Episode overview
30, 2014
Take it from an expert: It’s weird to hear how your voice really sounds. But why does it sound different to you than everyone else. Hank explains -- in a deep, resonant voice.
2014x151
Blood Scrubbing Nano Magnets
Episode overview
04, 2014
SciShow explains a new breakthrough in our battle against pathogens: nano magnets that clean the blood!
2014x152
SciShow Talk Show: Animal Adaptaions with Biologist Jeff Good & Jessi Knudsen Castañeda
Episode overview
05, 2014
Welcome to this episode of SciShow Talk Show! This week Hank talks with Jeff Good & Jessi Knudsen Castañeda with a Netherland Dwarf Rabbit named Cheeks.
2014x153
Estivation: How Mucus Saved My Life
Episode overview
06, 2014
Learn how some animals have adapted to survive in some of the hottest and driest environments in the world, by covering themselves in mucus and calling it good.
2014x154
Why Do Leaves Change Color and Fall?
Episode overview
07, 2014
They’re pretty to look at, sure -- but the changing leaves you see in autumn are really a striking example of nature taking extreme measures to protect itself.
2014x155
Walrus Flash Mob & 20 Years of Pot Research
Episode overview
10, 2014
35,000 walruses all hanging out at the same beach in Alaska? Why? Does global warming have anything to do with it? And what have we learned after 20 years of studying the effects of marijuana? SciShow News explains.
2014x156
World's Most Asked Questions: How Can I Get Rid of the Hiccups?
Episode overview
15, 2014
People ask Google everything under the sun. One of the most commonly searched questions in the world is “How do I get rid of hiccups?” Allow us at SciShow to explain.
2014x157
World’s Most Asked Questions: What Is Love?
Episode overview
16, 2014
People ask Google everything under the sun. One of the most commonly searched questions in the world is “What Is Love?” Allow us at SciShow to explain.
2014x158
World’s Most Asked Questions: How Old is Earth?
Episode overview
17, 2014
People ask Google everything under the sun. One of the most commonly searched questions in the world is “How old is Earth?” SciShow has the answer!
2014x159
World's Most Asked Questions: How Do I Grow a Beard?
Episode overview
20, 2014
People ask Google everything under the sun. One of the most commonly searched questions in the world is “How do I grow a beard?”? Let SciShow explain.
2014x160
World's Most Asked Questions: What is the Meaning of Life?
Episode overview
21, 2014
People ask Google everything under the sun. One of the most commonly searched questions in the world is “What Is the Meaning of Life?” Let SciShow explain.
2014x161
World's Most Asked Questions: How Many Calories Should I Have in a Day?
Episode overview
22, 2014
People ask Google everything under the sun. One of the most commonly searched questions in the world is “How Many Calories Should I have in a day?” Allow us at SciShow to explain.
2014x162
World's Most Asked Questions: Why is the Sky Blue?
Episode overview
23, 2014
People ask Google everything under the sun. One of the most commonly searched questions in the world is “Why Is the Sky Blue?” Allow us at SciShow to explain.
2014x163
World’s Most Asked Questions: How Much Water Should I Drink a Day?
Episode overview
24, 2014
People ask Google everything under the sun. One of the most commonly searched questions in the world is “How much water should I drink a day?” SciShow has the answer!
2014x164
World's Most Asked Questions: How Can I Fall Asleep?
Episode overview
27, 2014
People ask Google everything under the sun. One of the most commonly searched questions in the world is “How Can I Fall Asleep?” Allow us at SciShow to explain.
2014x165
World's Most Asked Questions: What Is Energy?
Episode overview
28, 2014
What is Energy? The short answer is EVERYTHING. But what does that mean? Let SciShow explain.
2014x166
4 Psychological Terms That You're Using Incorrectly
Episode overview
30, 2014
At some point, you’ve probably heard someone use any or all of these four words to describe someone. But there’s a really excellent chance that person had no idea what these terms mean. .. show full overview
2014x167
3 Things We Can Do to Stop Ebola
Episode overview
31, 2014
SciShow News explains the science behind the latest efforts to stop the spread of ebola: including airport screenings, treatments for patients, and developments in the search for a vaccine.
2014x168
Weird Places: Mexico's Giant Crystal Cave
Episode overview
03, 2014
SciShow explores a place that’s as beautiful as it is dangerous: Mexico’s Giant Crystal Cave, where chemistry has created the world’s largest crystals -- but in an environment so hostile .. show full overview
2014x169
What's in Those Packets That Say 'Do Not Eat'? (And Why Shouldn't I Eat It?)
Episode overview
04, 2014
Quick Questions explains what’s in those little packets you find in packaged food, bottles of pills, and leather goods, and why you should do what the label says and not eat them.
2014x170
World's Most Asked Questions: Ten of YOUR Most Asked Questions!
Episode overview
06, 2014
SciShow answers ten of the most asked questions by YOU, our viewers, in the past month -- from “What is new car smell?” to “What would happen if you drilled a hole through the planet?”
2014x171
3 Great Discoveries of 2014
Episode overview
07, 2014
SciShow News explains the amazing discoveries behind this year’s Nobel Prizes, from the invention that made LED bulbs possible to discovering how our “inner GPS” works!
2014x172
How to Supercool Water: A SciShow Experiment
Episode overview
10, 2014
This episode has no summary.
2014x173
Why Do Dogs Pant?
Episode overview
11, 2014
This episode has no summary.
2014x174
Talk Show: Ellen Whittle on Bats, and Carlos the Sinaloan Milk Snake
Episode overview
13, 2014
This episode has no summary.
2014x175
Arctic Bison Mummy!
Episode overview
14, 2014
This episode has no summary.
2014x176
3 Things You May Not Want to Know About Dust Mites
Episode overview
17, 2014
This episode has no summary.
2014x177
Why Do I Have to Brush My Teeth?
Episode overview
18, 2014
This episode has no summary.
2014x178
Cockroaches, Alligators & Other Weird Sources of New Drugs
Episode overview
20, 2014
Some of humanity’s favorite antibiotics are starting to lose their mojo, in the face of smart, sneaky, and rapidly-evolving bacteria. To find new drugs to combat these superbugs, .. show full overview
2014x179
Hottest Year Ever, and Amazing Gecko-Man Getup!
Episode overview
22, 2014
SciShow News explains the latest climate weirdness, and why the Global Warming Hiatus wasn’t really what it sounded like. Plus, see how humans have harnessed the climbing power of the gecko!
2014x180
The Truth About Asparagus and Your Pee
Episode overview
24, 2014
An astonishing amount of research has gone into the question of whether asparagus really makes your urine smell funny. Sci Show explains it all inside!
2014x181
Why Isn't "Zero G" the Same as "Zero Gravity"?
Episode overview
26, 2014
This Quick Question explains the difference between gravity and g-force, and how you can experience zero-g in space even when it’s not zero gravity!
2014x182
Why Does Spicy Taste 'Hot' and Minty Taste 'Cool'?
Episode overview
01, 2014
A Quick Question answer that explains the chemistry that makes minty things taste “cool” and spicy things taste “hot”.
2014x183
Motor Proteins: Tiny Pirates in Your Cells
Episode overview
02, 2014
To some they look like bow-legged cowboys. To others, swaggering pirates. Either way, the two-legged molecules known as motor proteins are what get the job of living done in most of your cells.
2014x184
SciShow Quiz Show: Winter Edition with Henry Reich
Episode overview
04, 2014
Hank goes head-to-head with Minute Physics’ Henry Reich to test their wits about the winter solstice, reindeer, and the science of snow!
2014x185
How Dogs Really Listen to Us, and How Pufferfish Puff
Episode overview
06, 2014
This week on SciShow News: Animals! New research has found how dogs actually listen to us in more complex ways than you probably thought, and also figured out how a kind of pufferfish gets its puff up.
2014x186
The Truth About 'Truth Serum'
Episode overview
08, 2014
Sodium pentothal, the so-called ‘truth serum,’ is real! But does it work? Find out what ‘truth serums’ do, and how your brain lets you tell lies.
2014x187
What Is Night Blindness?
Episode overview
09, 2014
Night blindness is real, and it can be caused by any number of things that affect the complicated mechanics of your vision.
2014x188
Alan Turing and The Imitation Game
Episode overview
12, 2014
The Imitation Game comes out tonight, but before its release, Hank got to talk with the film's director Morten Tyldum and screenwriter Graham Moore about bringing one of the world's most brilliant mathematicians to film.
2014x189
5 of the World's Most Dangerous Chemicals
Episode overview
13, 2014
They explode when you touch them. Even a millionth of a gram can kill you. They can even disable you with their horrifying smell. SciShow introduces you to give of the most dangerous chemicals in the world.
2014x190
The Ups and Downs of Air Turbulence
Episode overview
15, 2014
Ever wonder why sometimes the airplane you're flying on decides to lurch suddenly and cause your little baggie of peanuts to spill all over the place? Join Hank on SciShow today as he explores the in and outs and the ups and downs of turbulence.
2014x191
Why Does Rain Smell?
Episode overview
16, 2014
Almost everyone loves the smell of rain, but where does the smell come from? Join Quick Questions as we stop and smell the chemistry!
2014x192
The World's Most Abundant Mineral, and Oddball Whales
Episode overview
19, 2014
SciShow News takes you to the depths of the Earth, where the world’s most abundant mineral is found, and to the Arabian Sea, where a strange population of whales has been living in isolation for 70,000 years!
2014x193
SciShow Talk Show: Ecology Project International & Serpentina the Rubber Boa
Episode overview
21, 2014
This week on the SciShow Talk Show Haley Hanson joins us from Ecology Project International to talk about how they bring high school students into the field to help with research and .. show full overview
2014x194
Limnic Eruptions: When Lakes Explode
Episode overview
22, 2014
SciShow takes you inside a limnic eruption, a natural disaster that’s as deadly as it is rare
2014x195
Why Do Atoms Bond?
Episode overview
23, 2014
SciShow explains what makes atoms bond (and what makes them sometimes seem promiscuous).
2014x196
4 Science Superlatives of 2014
Episode overview
26, 2014
SciShow News looks at some of the firsts, highests, and lowests of the year in science
2014x197
How to Date a Dead Thing
Episode overview
29, 2014
SciShow explains radiocarbon dating, the best way to date a dead thing!
2014x198
Can Dogs See Color?
Episode overview
31, 2014
Quick Questions dispels the myth that dogs can only see in black and white.