› added 4 months ago

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TIL that some older variants of the AIM-9 Sidewinder were prone to locking onto various heat signatures to include the sun.

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JYDkV TIL the top of the giant redwood forest were thought to be a lifeless wasteland. But explorers recently discover their canopy contains an entire ecosystem. A lake of fern, top soil a meter deep in its branches, trees and other plants, and crustaceans that only live in water all live up there.
Y7Wdx TIL: While no team has 3-peated as Super Bowl Champions, two players have.
mxK9P TIL in 1911, a "witchcat" appeared near Pottsville PA. It caused hens to crow like rooster and pigs to bark like dogs. Thomas Howell, the man who saw it, died along with eight cows and horses, the deaths attributed to a hex. The family crafted a golden bullet to shoot the cat and break the hex.
loaOV TIL dogs generally do not get tired of barking.
Eb9V TIL Chess moves have widely recognized annotation symbols, such as “!” indicating a good move, “!!” indicating a brilliant move, “??” indicating a blunder, and “?!” indicating a dubious move which is not easily refuted