› added 11 years ago

80

TIL booger eating boosts your immune system

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eYak TIL that the reason lead levels in children’s blood have dropped 85% in the past thirty years is because of an unknown scientist who fought car companies to end leaded gasoline. He also removed it from paint, suggested its removal from pipes, and campaigned for the removal of lead solder from cans.
WlLL TIL in the 1700s, ornamental “garden hermits” were men hired to live on the estates of the wealthy. Dressed as druids and living in small structures, hermits would sometimes answer guests’ questions or give advice. Alternatively, they would remain silent, serving as a perpetual play or live diorama.
WbdB TIL there have been 30 different Batman logos since 1940
WmgY TIL: The Libyan desert once had a ‘lake of glass’, caused by a meteorite hitting the desert. A piece of this glass is in a pendant in Tutankamun’s tomb.
KYKx4 TIL all Hubble Telescope images are all false color – meaning they start out as black and white, and are then colored.