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TIL: The only number one song from Chuck Berry, "The Father of Rock and Roll", is the song My Ding-a-Ling.

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er14 TIL that the color magenta does not have a wavelength. It’s the product of combining red and blue light, which are on the opposite ends of the visible light spectrum, so our brains fill in the gap with what they think the color should be.
e5xE TIL in 2008, Nebraska implemented a law to allow parents to drop off unwanted newborns at safe havens; the law didn’t state an age limit, and nearly all the children abandoned were over ten years old- some were even 17!
VVpD TIL some women are tetrachromats, with four color-receptive cones instead of the usual three. These women are able to distinguish colors that most of us simply cannot see.
1aoZr TIL about Henry VIII's "eavesdrop" figures: he has creepy statues built onto ceiling beams to warn against gossip or dissension and foster paranoia
6Eo7Q TIL there’s a Hot Waitress Economic Index - an informal measure of the state of the economy that is compiled by counting the number of attractive people working as waiters/waitresses.