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1
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What If Everyone Cycled to Work?
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2
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What If We Shrunk Humanity?
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3
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What If Bacteria Became Antibiotic Resistant?
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4
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What If All the Sea Water Becomes Fresh Water
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5
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What If Money Was Equally Distributed?
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6
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What If You Could Swim in Titan's Lakes?
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7
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What If We Covered the Moon With Solar Panels?
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8
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What If We Stopped Doing Science?
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9
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What If We Could Remember Everything?
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10
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What If You Ate Uranium?
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11
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What If the Universe Ended Tomorrow?
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12
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What If We Geo-Engineered Earth?
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13
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What If a Massive Solar Storm Hit the Earth?
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14
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What If We Let Synthetic Life Forms Loose?
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15
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What If There Was Another Earth in Our Solar System?
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16
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What If We Had Thermal Vision?
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17
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What If Earth Started Spinning Backwards?
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18
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What If We Became Cyborgs?
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19
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What If Earth Orbited Betelgeuse
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20
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What If You Were Alive 200 Million Years Ago
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21
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What If Our Sun Became a Neutron Star?
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22
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What If Our Mountains Collapsed?
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23
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What If We Had Working Warp Drive Technology?
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24
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What If We Were Born Without Empathy?
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25
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What If Earth's Axis Was Tilted by 90 Degrees?
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26
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What If There Were Ads in Space?
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27
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What If Earth Stopped Its Orbit Around The Sun?
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28
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What If You Could Stop Time?
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29
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What if You Died in Space?
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30
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What If Thomas Edison Wasn't Born
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31
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What If We Trashed Earth's Orbit With Space Junk?
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32
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What If We Stopped Vaccinations?
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33
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What If Dogs Didn't Exist?
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34
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What If We Didn't Have Free Will?
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35
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What If Everyone on Earth Lived in One City?
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36
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What If All Plankton Disappeared?
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37
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What If the Universe Was White Instead of Black?
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38
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What If All Trees Were Cut Down?
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39
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What If the African Continent Broke Apart?
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40
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What if We Used Nuclear Energy as Our Only Fuel Source?
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41
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What If Machines Took Over?
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42
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What If All Bees Went Extinct?
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43
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What If a Black Hole Deleted the Universe?
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44
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What If Earth’s Gravity Was Stronger?
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45
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What Happens If You Wake up During Surgery?
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46
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What If the Gulf Stream Stopped?
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47
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What If Birth Control Was Free Everywhere?
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48
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What If You Lived Inside a Hologram?
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49
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What If All Humans Were Asexual?
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50
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What If We Dumped Our Trash into Volcanoes?
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51
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What If Every Dead Person Came Back to Life?
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52
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What If Extinct Animals Could Be Brought Back to Life?
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53
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What If the Speed of Light and Sound Were Switched?
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54
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What If Earth Was Inside of a Nebula?
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55
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What If You Could Make Yourself Invisible?
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56
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What If The Neanderthals Had Not Gone Extinct?
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57
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What If We Built A Ring World In Space?
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58
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What If A Mega-Tsunami Hit The United States?
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59
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What If Almost Everyone (Who Can) Worked From Home?
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60
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What If Half the Population of Earth Was Wiped Out?
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61
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What If We Terraformed The Sahara Desert?
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62
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What If Everyone Fell Asleep At The Same Time?
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63
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What If We Had To Evacuate Earth?
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64
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What If We Lived In Cities Under Water?
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65
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What If Aliens Visited Us Tomorrow?
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66
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What Happens If You Don't Shower for a Month?
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67
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What If You Could Ski On Mars?
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68
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What If You Fell Into a Volcano?
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69
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What If the Earth Collided With Another Planet?
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70
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What If Humans Could Do Photosynthesis?
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71
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What If Abortion Was Illegal Worldwide?
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72
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What If You Fell Into a Spent Nuclear Fuel Pool?
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73
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What If the Earth Was Cut in Half?
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74
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What If Mars Orbited The Earth?
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75
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What If Robots Were Capable Of Emotions?
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76
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What If We Lived Our Lives Backward?
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77
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What If the World Was a Single Country?
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78
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What If We Could Harness the Energy of a Black Hole?
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79
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What If We Planted a Trillion Trees?
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80
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What If Earth Had Rings Like Saturn?
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81
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What If Humans Became Cold-Blooded
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82
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What If There Was A Zombie Apocalypse
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