How Hard Can You Hit a Golf Ball? (at 100,000 FPS) - Smarter Every Day 216

Published 15 days ago in Science. Submitted by fjwjr

We used a pressurized vacuum cannon to get the golf ball up to speeds of over 500 miles per hour.

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Why can't your body handle a punch to the liver?

Published 16 days ago in Documentary. Submitted by sux2bu

A liver punch is not fun. We don't recommend it! With the right shot, the structure of the liver can be impaired.
A well-placed shot to the liver (even one that’s not particularly hard) can put you in excruciating pain. If you've yet to experience this sensation in your l…
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Why the World’s Best Mathematicians Are Hoarding Chalk

Published 16 days ago in Other. Submitted by sux2bu

Once upon a time, not long ago, the math world fell in love ... with a chalk. But not just any chalk! This was Hagoromo: a Japanese brand so smooth, so perfect that some wondered if it was made from the tears of angels. Pencils down, please, as we tell the tale of a writing imple…
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Car accident 2019

Published 16 days ago in Accidents. Submitted by thundersnow

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Inter Allied Games and the 1920 Summer Olympics

Published 16 days ago in Documentary. Submitted by sux2bu

Here is a bit of almost forgotten world history....

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