› added 4 years ago

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TIL of the "Giant Panda Kindergarten" in China where 18 cubs celebrated their 1st birthday in 2019. Researchers mistakenly thought pandas liked solitary life & kept each panda in a tiny den; the pandas got depressed & didn't want to mate; this changed when pandas were allowed to hang out together.

Read more chinadaily.com.cn

via reddit.com

oBEeK TIL the Russian biplane An-2 "has no stall speed" - if the aircraft dips below a certain speed, spring-loaded slats pop out of the wings and the aircraft will "sink at the rate of a parachute".
LQ1vv TIL that we turn on the exact same stress-response as do those mammals running for their lives or running for a meal, and we turn it on for psychological reasons
mxxyv TIL The Charge of the Savoia Cavalleria at Izbushensky of 1942 was the last cavalry charge in history.
MeVDB TIL that Diarrhea killed approximately as many people as HIV and AIDS in 2012
JmRQ TIL of a material so black the human eye can’t decipher what it’s seeing.