› added 5 years ago

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TIL after finding that 66% of teens have chronic sleep deprivation, the CDC has started recommending later start times for schools

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v1GlR TIL Japan does not accept signatures on official documents (banks, real estate and business) but require a ‘hanko’ which is an official carved wooden or stone seal pressed in ink
QNRdE TIL that in 1963, a cat named Felicette became the first and only cat to survive spaceflight.
m1jNo TIL of a form of refrigeration that does not need moving parts and cacn run on a cup of kerosene
YnlB TIL Wallabies can have substance abuse problems. In fact, certain stoned, opiate loving wallabies are a big problem for parts of Australia.
5Yp09 TIL people with nerve damage in their fingers don't get "prune fingers" when soaked in water. This is because wrinkling is a reflex of the autonomic nervous system which causes blood vessels under the skin to constrict. This reflex is theorized to have evolved to improve our handling of wet objects.