What If (2018)

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  • : 2018
  • : 845
  • : 0
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  • Daily
  • Documentary Science-fiction

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3x1
What If Everyone Cycled to Work?
Episode overview
01, 2019
What if all commuters ditched their cars and replaced them with bicycles?
3x2
What If We Shrunk Humanity?
Episode overview
03, 2019
Could downsizing ourselves to 5 inches reduce our impact on the biosphere?
3x3
What If Bacteria Became Antibiotic Resistant?
Episode overview
05, 2019
This episode has no summary.
3x4
What If All the Sea Water Becomes Fresh Water
Episode overview
07, 2019
This episode has no summary.
3x5
What If Money Was Equally Distributed?
Episode overview
09, 2019
Would we be a happier society if all the money in the world was distributed equally to all 7.7 billion people on the planet?
3x6
What If You Could Swim in Titan's Lakes?
Episode overview
11, 2019
This episode has no summary.
3x7
What If We Covered the Moon With Solar Panels?
Episode overview
12, 2019
This episode has no summary.
3x8
What If We Stopped Doing Science?
Episode overview
15, 2019
Scientific research leads to benefits, but these seem to go hand-in-hand with death and destruction. Should we stop while we're ahead?
3x81
What If Humans Became Cold-Blooded
Episode overview
16, 2019
This episode has no summary.
3x9
What If We Could Remember Everything?
Episode overview
17, 2019
Would you want to be able to remember every detail from any day of your life?
3x10
What If You Ate Uranium?
Episode overview
19, 2019
Could you eat Uranium?
3x11
What If the Universe Ended Tomorrow?
Episode overview
21, 2019
Our universe is racing toward its destruction, right now. But how exactly will it end?
3x12
What If We Geo-Engineered Earth?
Episode overview
23, 2019
We only have one Earth. How far should we go in our attempts to save it from ourselves?
3x13
What If a Massive Solar Storm Hit the Earth?
Episode overview
25, 2019
The threat is very real.
3x14
What If We Let Synthetic Life Forms Loose?
Episode overview
29, 2019
Should we intervene with nature to save the world?
3x15
What If There Was Another Earth in Our Solar System?
Episode overview
31, 2019
What if there was another Earth in the solar system?
3x16
What If We Had Thermal Vision?
Episode overview
02, 2019
This episode has no summary.
3x17
What If Earth Started Spinning Backwards?
Episode overview
04, 2019
What if the Sun rose in the west and set in the east?
3x18
What If We Became Cyborgs?
Episode overview
06, 2019
if you could become a cyborg, what enhancements would you get?
3x19
What If Earth Orbited Betelgeuse
Episode overview
08, 2019
Betelgeuse is 900 times larger than our Sun and astronomers think it's about to explode. What if Earth orbited this giant monster of a star?
3x20
What If You Were Alive 200 Million Years Ago
Episode overview
10, 2019
This episode has no summary.
3x21
What If Our Sun Became a Neutron Star?
Episode overview
12, 2019
What would it take for our Sun to become a neutron star?
3x22
What If Our Mountains Collapsed?
Episode overview
14, 2019
What happens when entire mountain ranges disappear?
3x23
What If We Had Working Warp Drive Technology?
Episode overview
16, 2019
Where would you travel to if you had a spaceship capable of going into warp drive?
3x24
What If We Were Born Without Empathy?
Episode overview
18, 2019
What keeps you and your friends from turning into self-centered psychopaths?
3x25
What If Earth's Axis Was Tilted by 90 Degrees?
Episode overview
20, 2019
This episode has no summary.
3x26
What If There Were Ads in Space?
Episode overview
22, 2019
Should we put ads in space to fund human exploration of the solar system?
3x27
What If Earth Stopped Its Orbit Around The Sun?
Episode overview
23, 2019
What if Earth’s orbit around the Sun suddenly stopped?
3x28
What If You Could Stop Time?
Episode overview
24, 2019
What would you do for humanity if you were the only person that could freeze time?
3x29
What if You Died in Space?
Episode overview
25, 2019
So far only 3 people have died in outer space but with upcoming civilian space travel and journeys to Mars, odds are that we are going to be seeing a lot more deaths in space.
3x30
What If Thomas Edison Wasn't Born
Episode overview
26, 2019
How different would our world look if Thomas Edison never existed?
3x31
What If We Trashed Earth's Orbit With Space Junk?
Episode overview
27, 2019
Litter, litter, everywhere.
3x32
What If We Stopped Vaccinations?
Episode overview
28, 2019
How bad would things get if everyone stopped vaccinating their kids?
3x33
What If Dogs Didn't Exist?
Episode overview
01, 2019
If there were never any dogs in this world, would we have found another animal that is as loyal and trainable?
3x34
What If We Didn't Have Free Will?
Episode overview
03, 2019
Is free choice real, or is it just an illusion?
3x35
What If Everyone on Earth Lived in One City?
Episode overview
04, 2019
This episode has no summary.
3x36
What If All Plankton Disappeared?
Episode overview
05, 2019
Tiny creature, big impact.
3x37
What If the Universe Was White Instead of Black?
Episode overview
07, 2019
This episode has no summary.
3x38
What If All Trees Were Cut Down?
Episode overview
09, 2019
Could we survive in a world without trees?
3x39
What If the African Continent Broke Apart?
Episode overview
10, 2019
This episode has no summary.
3x40
What if We Used Nuclear Energy as Our Only Fuel Source?
Episode overview
12, 2019
Nuclear energy may be the most efficient and clean energy source we have right now. So why don't we produce more?
3x41
What If Machines Took Over?
Episode overview
14, 2019
The robots are coming, and they want your job.
3x42
What If All Bees Went Extinct?
Episode overview
16, 2019
Industrial agriculture is killing bees. Will drone pollinators and robot bees save us from running out of food?
3x43
What If a Black Hole Deleted the Universe?
Episode overview
18, 2019
This episode has no summary.
3x44
What If Earth’s Gravity Was Stronger?
Episode overview
20, 2019
Life on a planet with stronger gravity is harder than you think. How would you adapt?
3x45
What Happens If You Wake up During Surgery?
Episode overview
22, 2019
In 1 of every 19,000 surgeries involving general anesthesia, a patient may become conscious. What if this happened to you?
3x46
What If the Gulf Stream Stopped?
Episode overview
24, 2019
The Gulf Stream is one of the strongest ocean currents in the world. What if it collapsed tomorrow?
3x47
What If Birth Control Was Free Everywhere?
Episode overview
26, 2019
What if no women on Earth had to pay for the pill?
3x48
What If You Lived Inside a Hologram?
Episode overview
28, 2019
Some physicists believe we're living in a giant hologram.
3x49
What If All Humans Were Asexual?
Episode overview
02, 2019
Would this be the end of the human race?
3x50
What If We Dumped Our Trash into Volcanoes?
Episode overview
06, 2019
Great question. Glad you asked.
3x51
What If Every Dead Person Came Back to Life?
Episode overview
08, 2019
How many people have ever lived on Earth? And what if they all came back to life at once?
3x52
What If Extinct Animals Could Be Brought Back to Life?
Episode overview
10, 2019
This episode has no summary.
3x53
What If the Speed of Light and Sound Were Switched?
Episode overview
11, 2019
Weird stuff is about to happen.
3x54
What If Earth Was Inside of a Nebula?
Episode overview
13, 2019
What would our skies look like if Earth was inside a nebula?
3x55
What If You Could Make Yourself Invisible?
Episode overview
15, 2019
If you could become invisible, what would you do?
3x56
What If The Neanderthals Had Not Gone Extinct?
Episode overview
17, 2019
You might be more Neanderthal than you think.
3x57
What If We Built A Ring World In Space?
Episode overview
19, 2019
Someday, when humankind outgrows planet Earth, we might aim to build a habitat so vast we could never overpopulate it.
3x58
What If A Mega-Tsunami Hit The United States?
Episode overview
21, 2019
Some geologists theorize that a volcano on La Palma might fall into the ocean and send a mega-tsunami across the Atlantic.
3x59
What If Almost Everyone (Who Can) Worked From Home?
Episode overview
23, 2019
Your boss needs to see this.
3x60
What If Half the Population of Earth Was Wiped Out?
Episode overview
25, 2019
What if Thanos’ snap really wiped out half the population of Earth? What would have happened?
3x61
What If We Terraformed The Sahara Desert?
Episode overview
27, 2019
Why don’t we transform the Sahara Desert into a lush rainforest?
3x62
What If Everyone Fell Asleep At The Same Time?
Episode overview
29, 2019
How would our world change if we were all forced into the same sleep schedule?
3x63
What If We Had To Evacuate Earth?
Episode overview
01, 2019
Would you stay or would you go?
3x64
What If We Lived In Cities Under Water?
Episode overview
03, 2019
Why haven’t we built cities underwater yet?
3x82
What If There Was A Zombie Apocalypse
Episode overview
03, 2019
This episode has no summary.
3x65
What If Aliens Visited Us Tomorrow?
Episode overview
05, 2019
They’re here.
3x66
What Happens If You Don't Shower for a Month?
Episode overview
07, 2019
Showering daily is bad for you. But what happens if you don’t shower for an entire month?
3x67
What If You Could Ski On Mars?
Episode overview
09, 2019
What will we do for fun once we live on Mars?
3x68
What If You Fell Into a Volcano?
Episode overview
11, 2019
This episode has no summary.
3x69
What If the Earth Collided With Another Planet?
Episode overview
13, 2019
What exactly would happen if Earth collided with a rogue planet? Here’s a timeline.
3x70
What If Humans Could Do Photosynthesis?
Episode overview
15, 2019
Several animals can already do photosynthesis. Why don't we biohack our bodies to do the same?
3x71
What If Abortion Was Illegal Worldwide?
Episode overview
17, 2019
What if the world followed Alabama's example and banned abortions?
3x72
What If You Fell Into a Spent Nuclear Fuel Pool?
Episode overview
19, 2019
What happens if you fall into one of those pools where they store the highly radioactive spent nuclear fuel rods?
3x73
What If the Earth Was Cut in Half?
Episode overview
21, 2019
What would happen if Earth was cut in half?
3x74
What If Mars Orbited The Earth?
Episode overview
23, 2019
What if the Moon was replaced with Mars?
3x75
What If Robots Were Capable Of Emotions?
Episode overview
25, 2019
Could you be friends with a robot?
3x76
What If We Lived Our Lives Backward?
Episode overview
27, 2019
Would you prefer to live your life sdrawkcab?
3x77
What If the World Was a Single Country?
Episode overview
29, 2019
Should we have one world government?
3x78
What If We Could Harness the Energy of a Black Hole?
Episode overview
30, 2019
How could we collect the energy of a black hole? We can't just walk up to one with a bucket to fill... or can we?
3x79
What If We Planted a Trillion Trees?
Episode overview
01, 2019
How many trees are too many?
3x80
What If Earth Had Rings Like Saturn?
Episode overview
03, 2019
This episode has no summary.