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TIL that when Charles II died the autopsy stated that his body “did not contain a single drop of blood; his heart was the size of a peppercorn; his lungs corroded; his intestines rotten and gangrenous; he had a single testicle, black as coal, and his head was full of water.”

DQPPV TIL that scientists have discovered a tiny parasitic wasp that turns spiders into zombie bodyguards. This wasp, known as Dicopomorpha echmepterygis, injects its eggs into a spider, which then continues to perform its regular tasks but ultimately sacrifices itself to protect the developing wasps.
VMJX8 TIL In 1950, almost no cases of near-sightedness were found among Eskimo children. But after the advent of compulsory education, eyesight got worse. In 1979, poor eye vision was relatively high among Greenland Eskimos at all ages
lokQG TIL: While it takes 8+ minutes for a photon to travel from the sun to the earth, for the photon it leaves the sun and arrives at the earth in the same instant. Things that travel at the speed of light do not experience time.
m1dyR TIL about the Macbeth superstition where if anyone says the name "Macbeth" outside of rehearsals or a performance in a theater, the production of the play will be cursed.
yQ6av TIL of Elizabeth Van Lew. After her father died, she and her mother freed all his slaves. She then used her inheritance to free some of the slaves' relatives. During the Civil War, she operated a spy ring. When Richmond fell to the Union, she was the 1st person to raise the Union flag in the city