› added 2 years ago

94

TIL that sometimes physicists use the supernatural in their hypothetical thought experiments in the form of demons.

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xVpGg TIL 10% of all people over the age of 60 have Alzheimer's disease, and as many as 50% of people over 85 have it. The number of people with the disease doubles every 5 years beyond age 65.
NpgJ TIL - Bill Gates wants you to take his ‘favorite course of all time’ for free online
R7ODw TIL In 1574, the Dutch city of Leiden was under siege by Spanish forces. The defenders breached dykes, flooding the low lying countryside. Naval ships reached the city on Oct 3rd, bringing bread and herring and ending the siege. Leiden still gives citizens free bread and herring every Oct 3rd.
J1VyV TIL the longest name for a person
PYy7Z TIL of "Number 16," the oldest known spider. She was a wild trapdoor spider who lived in an Australian burrow. She was studied by researchers from 1973 until 2016, when her burrow was found damaged and empty, likely due to a parasitic wasp attack. She was 43 years old.