› added 4 years ago

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TIL In 1975, Jack Hetherington wrote an influential physics paper and added his cat as the co-author after realizing he used the plurals "we" and "our" in his paper.

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awoZo TIL about Sounding, the act of inserting a metal rod into your urethra. Sounding tubes are meant to be used medically, but some people figured out that they experience sexual pleasure from the act.
dDAmB TIL there are wild wallabies in the UK
DvbY TIL adding milk before pouring tea was originally intended to cool it so poor-quality cups would not crack from the heat. Adding one’s milk second showed you had the finest china and were a better class of person.
R7xj4 TIL "Dove" and "Pigeon" are names for the same bird. They're both names for members of the same family, Columbidae
X0owj TIL in 1971 a Time Dilation experiment had 2 flights w/atomic clocks go around the world to prove Einstein's theories of relativity (time moves slower as you approach the speed of light, and/or when exposed to less gravity). The clocks gained 0.15 microseconds compared to the ground based clock.