› added 7 years ago

359

TIL: 1,500 YouTube views count as an album sale in the US

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pYw4N TIL the capstone of an ancient Egyptian pyramid was found in 1900, it's made of black basalt and weighs 4.5 tonnes .
MeOEB TIL Russia still regularly produces and uses Asbestos products
nWek7 TIL palimpsest are texts which have been scrapped to be reused. In the Middle Age, due to the scarcity of parchment (made from animal skins), older manuscripts were reused this way
bO6a TIL Rats laugh when tickled
b9Pop TIL most Samsung phones from the past 5 generations have sensors built-in to read your pulse and oxygen levels