› added 4 years ago

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TIL that approximately half the nitrogen content of human tissues is not derived from natural sources, but instead derives from industrial manufacturing of fertilizer.

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ANOKo TIL that cremation doesn't burn bones. After the cremation, the bones are smashed to dust by the Cremulator.
jNdQn TIL the Theremin was invented by a Soviet scientist when he added a sonic element to his gas density analyzer. It is the only musical instrument that is played without touching it.
ep6gn TIL that Dr. David Benaron, who co-pioneered the use of bioluminescence genes for biomedical imaging and invented the green light heartrate sensors found in smartwatches and fitness trackers, is also a furry who owns 46 fursuits and often wears them at work.
QN0pd TIL that only two people survived a fall through a cumulonimbus cloud. One of the cases suffered severe frostbite and decompression injuries and was trapped in the cloud for more than 30 minutes.
OOQ4 TIL Clair Cameron Patterson was counting lead isotopes in rocks to find the age of the earth, after finding the age of the earth he also found out there was unhealthy amounts of lead in the atmosphere caused by tetraethyl lead, Patterson campaigned to stop the use of tetraethyl lead and won in 1978.