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TIL The Cherokee Nation fought with the Confederacy during the American Civil War.

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8aDPb TIL that a diet that's consistently high in fat and / or sugar reduces cognitive ability.
rlyx TIL a tree, believed to be at least 3000 years old was cut down in 1964 by a grad student. The reason why is still in dispute. The tree was later proven to be at least 4864 years old and likely more than 5000. It was more than 1000 years old when the Great Pyramid of Giza was built.
Yp1LP TIL that brake and tail lights are red because this colour has the highest wavelength in the colour spectrum making it visible in longer distances, even with fog.
mx7aP TIL the National Oceanic and Atmospheric Administration is part of the Department of Commerce because President Nixon's Secretary of the Interior publicly criticized the administration's Vietnam War policy. Nixon punished him by putting the new agency under a different department.
p8mj8 TIL In 2012, a tourist in Iceland left her group to change her clothes. When she returned to the group, they did not recognise her. The group began searching for a missing person. She joined the search party for herself.