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TIL that July 10th is Nikola Tesla Day

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b1D4 TIL 90% of Native Americans have no issue with the name “Washington Redskins”
vP6oj TIL of hourglass syndrome, caused by repeatedly and extensively contracting the muscles of your upper abdomen in order to pull your stomach up and in so you look slimmer. This can cause breathing problems, neck and back pain and other issues.
4kaoN TIL that Polaris (the North Star), is only 45-67 million years old. It wasn't around in the time of the dinosaurs.
8ebQV TIL that the Kauaʻi ʻōʻō, a small songbird from Hawaii, went extinct in 1987. The last male was recorded by the Cornell Lab of Ornithology, singing a mating call and waiting for a mate that would never come. He died alone, and his voice is all that remains.
DQDWe TIL The number 1 not a prime number