› added 11 months ago

125

TIL about the Ainu, the original indigenous inhabitants of Japan

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R7Bv9 TIL the disposable surgical masks are designed to prevent infections to others by the wearer rather than protect the wearers themselves. Wearing one is actually a public service.
4kVmN TIL Rust doesn't cause tetanus and is relatively harmless in small quantities
AN0gB TIL that in 2014 researchers at MIT conducted a study that found participants were capable of extracting a picture's conceptual meaning after viewing it for as short as 13 ms, meaning the maximum framerate the human eye can see is about 77 frames per second.
Wkm4X TIL In Japanese tradition, rabbits live on the Moon where they make mochi, the popular snack of mashed sticky rice. This comes from interpreting the pattern of dark patches on the moon as a rabbit standing on tiptoes on the left pounding on an usu, a Japanese mortar.
WPj8 TIL prisoners in the female-only concentration camp Ravensbruck purposefully sewed socks with thin heels and toes so German soldier’s feet would get sore.