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94,086 results
How quickly would the oceans drain if a circular portal 20 meters in diameter appeared at the bottom of Challenger Deep, the ...
919,963 views
5 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 ...
2,820,193 views
3 weeks ago
The #1 New York Times bestselling author of What If? and How To answers more of the weirdest questions you never thought to ...
1,372,911 views
1 year ago
Thanks to Randall Munroe (of XKCD, What If?, and Thing Explainer) and Houghton Mifflin Harcourt for making this video possible!
1,258,162 views
8 years ago
The world's most entertaining and useless self-help guide, from the brilliant mind behind the wildly popular webcomic xkcd and ...
1,596,621 views
4 years ago
Henry Reich is the creator of MinutePhysics and executive producer of MinuteEarth and MinuteFood and founder of Neptune ...
2,191,918 views
3 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?
1,127,952 views
2 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 ...
945,938 views
REFERENCES Page with TONS of info about water and ice https://water.lsbu.ac.uk/water/water_density.html Specifically, a graph ...
1,923,953 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?
1,031,473 views
1 month 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 ...
1,386,610 views
4 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 ...
2,665,614 views
6 months ago
What would happen if the Earth and all terrestrial objects suddenly stopped spinning, but the atmosphere retained its velocity?
1,210,930 views
5 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 ...
970,111 views
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 ...
1,478,452 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 ...
1,726,408 views
Web cartoonist Randall Munroe answers simple what-if questions ("what if you hit a baseball moving at the speed of light?") using ...
1,048,536 views
10 years ago
8,900 views
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xkcd on the best (and worst) ways to power your house with renewable energy. Our video features just a few of the many “useless ...
330,354 views
You might want to throw your pillow away after this... The creator of xkcd attempts to answer the question: "If the dust in your house ...
6,893 views
I like the lion-faced Antarctica fish swimming through the Dymaxion projection. The weird 3D-ish effect with Antarctica and ...
264,371 views
3 years ago