What If (2018)

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

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2x1
What If You Stepped Into the Vacuum of Space?
Episode overview
22, 2018
This episode has no summary.
2x2
What If We Discovered Alien Life?
Episode overview
29, 2018
This episode has no summary.
2x3
What If You Lived 50 Years into the Future?
Episode overview
06, 2018
Are you optimistic or pessimistic about the future?
2x4
What If We Never Discovered Antibiotics?
Episode overview
12, 2018
Watch out for stray superbugs.
2x5
What If We Stopped Caring About Our Planet?
Episode overview
13, 2018
Let's heat up that planet.
2x6
What If an Advanced Civilization of Humans Existed Millions of Years Ago?
Episode overview
14, 2018
This episode has no summary.
2x7
What If the Earth Was Cube Shaped?
Episode overview
17, 2018
This episode has no summary.
2x8
What If the Earth Was Hollow?
Episode overview
20, 2018
Our solid core has given us life as we know it. But what if Earth was hollow?
2x9
What If You Could Clone Your Body?
Episode overview
27, 2018
This episode has no summary.
2x10
What If the World Lost Oxygen for Five Seconds
Episode overview
03, 2018
This episode has no summary.
2x11
What If Fire Was Never Discovered?
Episode overview
10, 2018
This episode has no summary.
2x12
What If The Sun Was Smaller Than The Earth?
Episode overview
17, 2018
This episode has no summary.
2x13
What If We Stopped Recycling
Episode overview
21, 2018
What if everyone was as lazy as you and didn't recycle?
2x14
What If We Could Control The Weather?
Episode overview
24, 2018
Who would decide what kind of weather to make?
2x15
What If You Had To Repopulate The Planet?
Episode overview
28, 2018
This episode has no summary.
2x16
What If A Rogue Planet Entered Our Solar System?
Episode overview
31, 2018
This episode has no summary.
2x17
What If Oxygen Doubled in Earth’s Atmosphere?
Episode overview
08, 2018
Would giant insects roam the streets if there was more oxygen in the atmosphere?
2x18
What If We Had Two Suns?
Episode overview
11, 2018
This episode has no summary.
2x19
What If The Ocean Was Transparent?
Episode overview
15, 2018
This episode has no summary.
2x20
What If the Earth Was Tidally Locked to the Sun?
Episode overview
17, 2018
This episode has no summary.
2x21
What If We Started Mining Asteroids?
Episode overview
19, 2018
This episode has no summary.
2x22
What If You Were Born on a Space Station?
Episode overview
24, 2018
This episode has no summary.
2x23
What If There Was a Meal Replacement Pill?
Episode overview
26, 2018
Meal replacement pills are the future. At least, that’s what people have been saying for the past century. Why don't we have them yet?
2x24
What If The Transistor Was Never Invented?
Episode overview
28, 2018
Even the tiniest of things can have a huge impact on humanity.
2x25
What If a Coin-Sized Black Hole Appeared On Earth
Episode overview
03, 2018
This episode has no summary.
2x26
What If Driverless Cars Ruled The World?
Episode overview
05, 2018
Are driverless cars exciting or terrifying?
2x27
What If We Sent All of Our Garbage Into Space?
Episode overview
08, 2018
How can we stop humans from filling the world with trash?
2x28
What If You Had the Strength of a Superhero?
Episode overview
10, 2018
This episode has no summary.
2x29
What If We Built a Dyson Sphere Around the Sun?
Episode overview
12, 2018
This episode has no summary.
2x30
What If We Built an Elevator to Space?
Episode overview
15, 2018
This episode has no summary.
2x31
What If Earth Had Two Moons?
Episode overview
19, 2018
This episode has no summary.
2x32
What If the Sahara Desert Was Covered With Solar Panels?
Episode overview
22, 2018
This episode has no summary.
2x68
What If You Stopped Sleeping
Episode overview
23, 2018
This episode has no summary.
2x33
What If a Wormhole Formed in Our Solar System?
Episode overview
24, 2018
If we ever attempted to send someone through a wormhole back in time, wouldn't we already know if we succeeded or not?
2x34
What If Planet X Was Real?
Episode overview
26, 2018
This episode has no summary.
2x35
What If Everyone Flushed at the Same Time?
Episode overview
29, 2018
This episode has no summary.
2x36
What If We Could Build a Replica of the Sun on Earth?
Episode overview
31, 2018
This episode has no summary.
2x37
What If There Were No More Cats?
Episode overview
02, 2018
How dramatically would rodent populations increase if all cats suddenly vanished?
2x38
What If Genetically Modified People Became the Norm?
Episode overview
05, 2018
This episode has no summary.
2x39
What If Earth Had a Large Elliptical Orbit?
Episode overview
07, 2018
What if Earth's orbit ventured as far from the Sun as Pluto and as close to it as Venus?
2x40
What If Everyone Lived Underground?
Episode overview
09, 2018
This episode has no summary.
2x41
What If We Used the Full Capacity of Our Brains?
Episode overview
12, 2018
What if it was true that we only use 10% of our brain‘s capacity?
2x42
What If Our Sun Became a Black Dwarf?
Episode overview
14, 2018
This episode has no summary.
2x43
What If We Never Started Hunting Whales?
Episode overview
16, 2018
This episode has no summary.
2x44
What If We Lost Our Senses One After the Other?
Episode overview
19, 2018
If you lost all but one of your 5 senses, which one would you not want to lose and why?
2x45
What If You Were a Space Tourist?
Episode overview
21, 2018
This episode has no summary.
2x46
What If the Earth Was a Moon of Jupiter?
Episode overview
22, 2018
This episode has no summary.
2x47
What If There Was a 3rd Industrial Revolution?
Episode overview
23, 2018
What if we're already part of a 3rd industrial revolution?
2x48
What If Earth Had a Global Hyperloop Network?
Episode overview
24, 2018
This episode has no summary.
2x49
What If Humanity Became an Interstellar Society?
Episode overview
26, 2018
This episode has no summary.
2x50
What If Earth's Oceans Evaporated?
Episode overview
28, 2018
Without water, everything is nothing.
2x51
What If We Built an Artificial Planet?
Episode overview
29, 2018
What would it take to build a new, artificial planet?
2x52
What If We’re Living in a Computer Simulation?
Episode overview
01, 2018
This episode has no summary.
2x53
What If Time Is an Illusion?
Episode overview
03, 2018
What if the past, present and future all exist at once?
2x54
What If You Fell Into Jupiter?
Episode overview
05, 2018
Would you keep falling to the center?
2x55
What If Mermaids and Mermen Existed?
Episode overview
07, 2018
What if you lived your life as a mermaid or merdude? Guest episode written by fantasy writer Sonia Faruqi.
2x56
What If Humans Were Immortal?
Episode overview
07, 2018
What if your time here on Earth wasn't limited?
2x57
What If All Plate Tectonics Movement Stopped Forever?
Episode overview
09, 2018
This episode has no summary.
2x58
What If a Black Hole Entered Our Solar System?
Episode overview
11, 2018
This episode has no summary.
2x59
What If Companies Had to Pay to Pollute the Planet?
Episode overview
13, 2018
Just 100 companies are responsible for 71% of global carbon emissions. So, why don't we make them pay for polluting the planet?
2x60
What If Earth's Topography Was Inverted?
Episode overview
15, 2018
What if Earth's land became ocean and ocean became land?
2x61
What If We Terraformed Venus?
Episode overview
17, 2018
Would you want your children to become Venusian cloud pirates?
2x62
What If Life Didn’t Originate on Earth?
Episode overview
19, 2018
This episode has no summary.
2x63
What If There Were No Limits to Organ Transplantation?
Episode overview
21, 2018
This episode has no summary.
2x64
What If Jupiter Became a Star?
Episode overview
23, 2018
This episode has no summary.
2x65
What If Humans Could Hibernate?
Episode overview
25, 2018
What's the longest you've ever slept?
2x66
What If Teleportation Was Possible?
Episode overview
27, 2018
This episode has no summary.
2x67
What If We Nuked the Moon?
Episode overview
29, 2018
The U.S. once planned to detonate a nuclear bomb on the Moon. What would have happened?