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4,404 results
How quickly would the oceans drain if a circular portal 20 meters in diameter appeared at the bottom of Challenger Deep, the ...
810,719 views
2 days ago
If every human somehow simply disappeared from the face of the earth, how long would it be before the last artificial light source ...
2,747,508 views
3 weeks ago
What would happen if you tried to hit a baseball pitched at 90% the speed of light? Randall Munroe is the author of the New York ...
1,375,470 views
4 months ago
Henry Reich is the creator of MinutePhysics and executive producer of MinuteEarth and MinuteFood and founder of Neptune ...
2,174,935 views
3 months ago
Stopping rain from falling on something with an umbrella is boring. What if you tried to stop rain with a laser that targeted and ...
961,869 views
If you pointed the Hubble telescope at the Earth, what could you see? Could you read over your neighbor's shoulder? Or would it ...
1,714,346 views
6 months ago
What would happen if everyone on earth stood as close to each other as they could, jumped, and landed on the ground all at the ...
930,502 views
2 months ago
What if I took a swim in a typical spent nuclear fuel pool? Would I need to dive to actually experience a fatal amount of radiation?
1,116,356 views
If all the lightning that occurs worldwide on any given day all struck the same place at once, what would happen to that place?
1,010,112 views
1 month ago
What would happen if the Earth and all terrestrial objects suddenly stopped spinning, but the atmosphere retained its velocity?
1,200,258 views
5 months ago
Since we usually hear about earthquakes with ratings somewhere between 3 and 9, a lot of people probably think of 10 as the top ...
2,650,326 views
Original Video @xkcd_whatif https://youtu.be/Jpy55EgMQgY?si=7AuxjfscR7XM6NDN.
12,539 views
1 day ago
What if you ignored all the rules of car racing and had a contest which was simply to get a human being around a track 200 times ...
1,470,012 views
Original Video @xkcd_whatif https://youtu.be/JcXpCyPc2Xw?si=YS4YxDpRc9Z-hVwD.
11,153 views
6 days ago
In case you were wondering, I was referring to Stephen Strasburg for the Washington Nationals.
35,764 views
4 weeks ago
Original Video @xkcd_whatif https://youtu.be/p2M8Y0z9Rl0?si=gZi-MejFdZ3pBgGl.
14,226 views
2 weeks ago
Original Video @xkcd_whatif https://youtu.be/8fADp43wJwU?si=f9zO4kv3QFlEPF23.
25,581 views
Original Video @xkcd_whatif https://youtu.be/fs28lEq9smw?si=RZM_HfmvGiEC3-kV Styropyro pulse laser: ...
19,605 views
Original Video @xkcd_whatif https://youtu.be/zgBTwtg7H8E?si=bR7Agbegm8K6aY6z.
13,588 views
10 days ago
XKCD comic strips, but taken without the full context. Background music: https://www.youtube.com/watch?v=haWFRI9o6UY Comic ...
3,539 views
9 months ago