› added 4 years ago

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TIL that suicidal ideation is associated with inflammation in the brain and/or body

Read more pubmed.ncbi.nlm.nih.gov

via reddit.com

VMge8 TIL that Hippies get their name from Hipsters, who were sarcastic, pot smoking 1940s jazz fans.
J1RKm TIL a founding father of the American mafia ran his empire from a funeral home. and he was called "the undertaker".
woMeP TIL that “fire rainbows” are real. They’re called circumhorizontal arcs and happen when sunlight passes through ice crystals in high-altitude cirrus clouds—creating vibrant, horizontal bands of color in the sky. I had no idea these existed until today.
x6Oag Til that In engineering, master–slave is a relationship between two systems in which one controls the other. In some cases one master controls just one slave system, but in others there are multiple slave systems controlled by the same master.
bNyE TIL that spiders use fluid movement/hydraulics to “push” their legs forward. They lack the muscles to do so normally and use fluid pressure to do so. This is also why their legs curl up when they die and if their body gets punctured, their body “deflates” and is rendered useless.