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TIL: A juvenile narwhal lost in the St. Lawrence River got adopted by a group of beluga and has stayed with them since at least 2016

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4kdra TIL Jellyfish are capable of learning from experience. While scientists previously assumed jellyfish were incapable of adaptive learning because the animals lack a central nervous system, new research suggests they can learn to navigate through mangrove roots.
XEGyD TIL the Gerber Mark II combat knife originally had a 5 degree offset between the blade and the grip, one of the reasons being to ride in the sheath more comfortably - many were returned because of a 'bent blade'.
95BQ TIL IBM has created a solar collector that distills water as a byproduct. If we covered just %2 of the Sahara with these, we could produce enough energy to meet the needs of the entire world.
VBRk0 TIL the 1970s rock band Bay City Rollers, known for the pop hit "Saturday Night", was a Scottish band that wanted an American name, so they brainstormed by throwing darts at a US map. They declined Arkansas from the first dart, but the second dart landed on Bay City, Michigan.
pYWv4 TIL - Members of Forbes 30 under 30 have been arrested for frauds and scams collectively worth $18.5 billion.