› added 1 year ago

235

TIL Bananas glow blue under black lights.

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via reddit.com

EgQYw TIL that the average human body temperature has actually fallen from 98.6F (37C) in 1860, to 97.5F (36.4C) in 2017
j6M4p TIL the Hawaiian bobtail squid feeds a symbiotic bacteria living inside of it (called Vibrio fischeri) sugar & amino acids. In exchange, the bacteria emanate just enough light to match the moon's rays, rendering the squid virtually invisible at night
QJlJ6 TIL Roman persecutions didn't kill as many Christians as many people assume -- "no more than a few thousand" over three centuries. Contrast that with the up to 10,000 Christians killed by their Christian brothers in the St. Bartholomew's Day Massacre in the 1572.
4Q5R TIL Finland has been sending expectant mothers free ‘baby boxes’ since the 30’s. The babies sleep in them and are credited with Finland’s world leading low mortality rates
5YrMQ TIL the dartboard layout was designed by Brian Gamlin in 1896 and is organized to encourage accuracy, and is mathematically considered nearly perfect. Also Gamlin died at age 44, with no actual record of his death.