› added 4 years ago

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TIL that monkeys in Japan learned to wash sweet potatoes in fresh water to clean them. They later switched to washing sweet potatoes in salt water. It is theorized that this is because they like the salty taste more than plain potatoes.

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od6A TIL the oldest living tree is a Norway Spruce that is 9,550 years old, which makes it roughly 3,500 years older than the invention of writing.
awQQZ TIL that the 22 official languages of India use 13 different writing systems: देवनागरी, বাংলা, తెలుగు, தமிழ், ગુજરાતી, اردو‌, ಕನ್ನಡ, മലയാളം, ਗੁਰਮੁਖੀ, ଉତ୍କଳ, ᱚᱞ ᱪᱤᱠᱤ, ꯃꯤꯇꯩ ꯃꯌꯦꯛ, العربية
BrLJK TIL A comet's tail can be as long as one astronomical unit in length (150 million km)
1aNkV TIL that ancient greek males were not ashamed of exposing their entire genitalia, only the glans. This led to the habit of covering it up with the foreskin using a special knot called "kynodesme", or dog tie.
Wyd4 TIL that Deaf people experience a “tip of the fingers” phenomenon in sign language, just as hearing persons describe a word being on the “tip of their tongue”