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TIL it’s a myth that any amount of alcohol consumption kills brain cells and the quantity required to actually kill a brain cell would also kill you. Instead, alcohol does harm dendrites, which are the branch-like ends of brain cells that are key for passing messages from one neuron to another.

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0wydN TIL: It costs $5,984 to get a pound of materials to the ISS on Space X's Falcon 9.
akA9 TIL in 2013, scientists sequenced genome of a horse that had been kept frozen for the last 700,000 years in permafrost in at Thistle Creek, Yukon, Canada
b9dvZ TIL of the ABC Islands bear, a unique subspecies of grizzly bear found on Admiralty, Baranof and Chichagof islands in Southeast Alaska (known as the ABC islands) Isolated from the mainland these bears look similar to grizzlies but have a unique DNA structure that relates them brown and polar bears
W7Vjd TIL that Lake Superior has an island which has a lake which has an island which has a pond which has a boulder, which, when the pond floods, becomes the largest island in the largest lake on the largest island in the largest lake on the largest island in the largest lake in the world.
gMbjA TIL about the ancient art of Japanese woodworking joinery, none of which uses any nails.