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TIL U.S. flight attendants have higher rates of breast cancer, uterine cancer, gastrointestinal cancer, thyroid cancer, and cervical cancer, when compared with the general public, likely due to regular exposure to cosmic ionizing radiation

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Y7mOG TIL that the Seminole Tribe did not exist prior to the 1700s. It was formed in Spanish Florida by members of other tribes who were displaced out of the English colonies by settlers. Florida's original indigenous population was extinct by then from disease and enslavement brought by the Spanish.
neyAY TIL that if you dug a tunnel through the center of Earth, and jumped in, and let gravity pull you through it will take you to reach the other side of the planet 42 minutes more or less
daA8 TIL smoker’s bones are far weaker than non smoker’s, and take far longer to heal.
XYvQ TIL: the inventor of intermittent windshield wipers tried to sell his idea to the auto industry and was turned away. When they began showing up on new cars, he sued, and won.
jRBp TIL there’s an equivalent to Godwin’s Law for gun ownership debates called Markley’s Law: As an online discussion of gun owners’ rights grows longer, the probability of an ad hominem attack involving penis size approaches 1