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TIL that the UK has an invasive population of wallabies in the wild.

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via reddit.com

9Ojm TIL from the thirties until the seventies, fluoroscopes were common in children’s shoe stores. They are live x-ray machines that let you see the bones in your feet when you wiggle your toes. By 1970, 33 states had banned them due to health concerns.
Py7g TIL that John F. Kennedy, Aldous Huxley, And C.S Lewis all died on the same day.
wLB78 TIL when your immune system fights an infection, it cranks up the mutation rate during antibody production by a factor of 1,000,000, and then has them compete with each other. This natural selection process creates highly specific antibodies for the virus.
GBZQ TIL that two attorneys general resigned on a single night, in protest after President Nixon asked them to fire an independent special prosecutor looking into the Watergate scandal. It became known as the Saturday Night Massacre
emEE TIL that the Black Mamba snake, one of the most poisonous snakes in the world, contains pain-relieving compounds called mambalgins which could be a better painkiller (and with less side effects) than morphine.