› added 10 months ago

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TIL Millions of Americans now entering midlife and old age were exposed to high levels of lead, a neurotoxin, as children.

Read more ncbi.nlm.nih.gov

via reddit.com

LkyZp TIL: The Beggar's Opera written in 1728 was accused of being a "base form of entertainment". Similar to the way we blame videogames today; the opera was blamed for increasing crime rates and violence, due to the fact that its main characters were prisoners.
aYvL TIL of Sailor’s Eyeball, one of the largest known single-celled organisms. It can grow to 1.5 inches in length.
8a8mb TIL getting goosebumps from music is a rare condition that actually implies different brain structure. People who experience goosebumps from music have more fibers connecting their auditory cortex and areas associated with emotional processing, meaning the two areas can communicate better.
n9jB TIL that during the excavation of a third century Viking settlement in Sweden, archaeologists discovered a Buddha statue from India, an Egyptian ladle, a Byzantine bowl, and an Irish crozier
e0Da4 TIL the arrow symbol (→) is a rather recent invention. The first arrow symbols were used sporadically in the 18th century and arrow symbols only became widely used in the late 19th century. Pointing hand symbols (☞) were used for centuries before the arrow symbol was invented.