› added 6 years ago

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TIL Most of your bodies serotonin (90%) is produced within your digestive track not your brain.

Read more health.harvard.edu

via reddit.com

GY445 TIL the technical term for wood and metallic powder, shavings, filings and other byproducts from machining or working such material is called "Swarf". This is comprised of everything from metal shavings after a cut, to sawdust from cutting, to metallic powder from sharpening.
k7Rm TIL: The lyrics and song “The God who Failed” by Metallica were inspired by Hetfield’s anguish on the circumstances surrounding his mother’s death. She died of cancer after refusing medical attention, solely relying on her belief in God to heal her.
Y7WyZ TIL of the story of a GP who disguised himself as a nurse to inject methyl iodide into his mother's partner, which resulted in necrotising fasciitis
6Eb5Q Today I learned that a 2013 study reclassified Pygmy Right Whales as a member of the cetotheres, a previously thought extinct group of baleen whales that were prey to the megalodon, among others. This effectively brings the family ‘back from the dead.’
0GvA TIL AOL still brings in $600 million a year from dial up Internet subscriptions.