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TIL elephants rarely get cancer because they have extra copies of two cancer-fighting genes: P53, which hunts for cells with miscopied DNA, and LIF6, which obliterates the mutated cells before they can form a tumor.

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dOy9 TIL a Starbucks grande coffee has 320 milligrams of caffeine, over four times the amount of caffeine in a Red Bull and the Starbucks cinnamon chip scone has more calories than a McDonald’s quarter pounder with 480 calories
gM0AL TIL Porsche key fobs are shaped, miniature models of the vehicle on a scale of 1:43.
MxPK TIL: China used RPGs to disperse rain clouds during the olympics
LQDbd TIL Guqin, the ancient Chinese zither, has its own musical notation and 150 handbooks containing over 3,000 pieces of music spanning at least 1,500 years. However today fewer than two thousand people can play it, and it is rarely seen in China
D1BKY TIL James Buchanan was likely the first gay POTUS.