› added 1 year ago

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TIL about an Australian jellyfish that causes Irukandji syndrome: excruciating muscle cramps, severe pain in the back and kidneys, a burning sensation of the skin and face, headaches, nausea, restlessness, sweating, vomiting, and psychological phenomena such as the feeling of impending doom.

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via reddit.com

M7LA7 TIL that surgeons who play video games for at least 3 hours a week make 37% fewer errors and are 27% more efficient in their procedures.
lwj5 TIL there was an “MIT Guide to Lock Picking” first published in 1987, 30 years ago. Here’s the full guide
69YZQ TIL: Tom Cruise has been permanently banned from ever buying a Bugatti because he failed to open a door
D6Qj TIL that breeding Hummingbirds cluster around Hawks’ nests, and that Hummingbirds who breed closer to Hawks have a higher success rate than those who don’t because the Hawks protect the Hummingbird from animals which prey on the Hummers’ eggs.
1QRV TIL Henry V’s only surviving portrait is in profile probably because he was shot in the face by an arrow fighting Welsh and English rebels in Shrewsbury which left bad scarring, this is probably also where he learnt the effectiveness of the Welsh Longbow which helped him win the Battle Of Agincourt.