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TIL that one species of jellyfish, Turritopsis dohrnii, is almost immortal. It can revert its life cycle by reprogramming its cells.

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via reddit.com

DGbp TIL that “crushable concrete” is a safety feature at many airports. The surface deforms under the weight of an aircraft and slows it down in a similar way to sand filled runaway truck ramps.
wLw6J TIL Japan has a sticker system for warning other drivers that the driver is inexperienced or elderly. Young drivers are designated with a “Shoshinsha” sticker, and elderly drivers are designated with a “Koreisha” sticker on their cars.
X0jdX TIL that there is a surge of vasectomies in March so the recovery time will sync up with March Madness
5dY8 TIL: J. Robert Oppenheimer, the father of the atomic bomb, compared himself to Vishnu, the destroyer of worlds. (This is an erie video clip)
QbLa TIL of Roald Amundsen, a Norwegian Explorer. In 1909, he tried to be the first man to reach the North Pole, but was beaten by Robert Peary. Upon hearing of Peary’s victory, Amundsen immediately mounted an expedition to the South Pole, which he became the first to reach in 1911.