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TIL Gimp, the lanyard crafting material, was originally called “Scoubidou” and the fad started in France

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LQo9Z TIL that first person to perform cardiac catheterization did so on himself. He then walked downstairs to the radiology department to take an x-ray to prove that the procedure was not fatal. Despite his success, he was fired and later became a Nazi. However, he eventually won the Nobel Prize.
6Egl7 TIL Pres. Teddy Roosevelt was given strong coffee and puffs of cigar as a child to 'help' with his asthma. As an adult his coffee drinking became legendary and he drank up to 40 cups/day. His son, Theodore Jr., remarked that his father's ideal coffee cup might be "more in the nature of a bathtub"
AB9g TIL of Chlorine-trifluoride, a substance so unstable it sets seemingly inflammable objects like concrete on fire. In the 1950’s, some was accidentally spilled in a warehouse and burned through a foot of concrete while simultaneously releasing a deadly cloud of gas that corroded anything it touched.
lJ1N TIL that Tupac Shakur vehemently denied being a “gangsta’ rapper” publicly, & claimed to be misrepresented by the media: “I am not a gangster & never have been. I’m not the thief who grabs your purse…I’m not down with people who steal & hurt others. I’m just a brother who fights back.”
4VYN TIL paper cuts hurt so bad because paper does more microscopic damage to the skin, and there often isn’t blood to protect nerves afterwards.