#
Air Date
Episode Name
Watched?
E1
What If the Earth Was Always Facing the Sun?
E2
What If You Lived on Kepler 22-b?
E3
What If You Could Power a Spaceship with Antimatter?
E4
What If We Stopped Procreating for 50 Years?
E5
What If an Asteroid Cracked the Moon in Half?
E6
What If Everything You Touched Turned Into Gold?
E7
What If We Brought Dinosaurs Back From Extinction?
E8
What If We Had To Rebuild Human Society From Scratch?
E9
What If We Nuked the Sun?
E10
What If Jupiter Collided With the Smallest Star?
E11
What If You Were Attacked by a Komodo Dragon?
E12
What If You Took a Ride on Halley's Comet?
E13
What If We Created the Next Human Species?
E14
What If You Had Eyes Like a Fly?
E15
What If the Argentinosaurus Was Alive Today?
E16
What If South America Disappeared?
E17
What If Earth Had Jupiter's Magnetic Field?
E18
What If a Rogue Star Collided With the Sun?
E19
Most Dangerous Things You Could Jump Into
E20
What If All the Planets Doubled in Size?
E21
What If South America and Africa Joined Together?
E22
What If You Lived in the Stone Age?
E23
What If Giant Bugs Roamed the Earth?
E24
What If Latin America Was a Single Country?
E25
What If You Fell into a Yellowstone Hot Spring?
E26
What If We Entered a New Ice Age?
E27
What Happens When the Queen Dies?
E28
What If You Drank Radioactive Tritium?
E29
What If Earth Was Half Land and Half Water?
E30
What If the Megalodon Shark Never Went Extinct?
E31
What If You Were Caught in a Riptide?
E32
What If All Helium Disappeared for 5 Seconds?
E33
What If You Visited the Galaxy’s Most Dangerous Planet?
E34
What If Earth Was a Pulsar Planet?
E35
Have Historians Discovered a Secret Civilization in the Amazon?
E36
What If We Built a Bridge Into Space?
E37
What If the Largest Black Hole Entered Our Solar System?
E38
What If The Empire State Building Was Swallowed by a Sinkhole?
E39
What If Kepler 22-b Was in Our Solar System?
E40
What If Earth’s Oceans Evaporated?
E41
What If Aliens Lived on The Moon?
E42
What If Jupiter Collided With Earth?
E43
What If Earth Gradually Came to a Standstill?
E44
What If Cthulhu Was Real?
E45
What If We Nuked Jupiter?
E46
What If Lizard People Ruled the World?
E47
What If Earth Was a Spaceship?
E48
What If the Moon Orbited Earth Faster?
E49
What If You Crashed on an Alien Planet?
E50
What If Earth’s Population Lived in the Same Skyscraper?
E51
What If You Traveled Through a Black Hole?
E52
What If Earth Reached Boiling Point for 5 Seconds?
E53
What If Humans Suddenly Went Extinct?
E54
Avatar’s Pandora in Real Life is Terrifying
E55
What If Earth Was As Small as Pluto?
E56
Scientists Discovered Planets Even Better for Life Than Earth
E57
What If the Universe Is Conscious?
E58
What If Earth Orbited Jupiter?
E59
What If There's Life on Kepler 69c?
E60
What If We Killed All Snakes?
E61
What If You Drank Only Water for the Rest of Your Life?
E62
What If You Hibernated for 100 Years?
E63
What If Mars Was Half Land and Half Water?
E64
Where Will We Go After Earth Becomes Uninhabitable?
