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TIL that the ability of mantis shrimp to detect polarised light has inspired cancer-detecting technologies bc light reflects differently from cancerous and healthy tissue

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GY894 TIL super weaners are elephant seal pups who, in an attempt to slow their weaning, will steal milk from nursing female elephant seals ("milk thieves"), or be adopted by another nursing mother elephant seal ("double mother-sucklers"). Super weaners are usually male, and may weigh up to 600 lbs.
69rKw TIL why 33⅓ LPs have small center holes and 45s have large ones. It's the result of a format war between Columbia Records and RCA, which gave 45s a larger hole to work better with automated record changers. Spindle adapters were later invented so both formats can play on the same turntable.
VgWQ TIL Earth has other moons
1ayBO TIL the largest ape to ever live was doomed by its size.
j6kGX TIL Freeman Gosden and Charles Correll started a show on Chicago's WGN Radio in 1924 called Sam 'n' Henry. Successful, but wanting more money, they moved to WMAQ radio and renamed the same show Amos 'n' Andy. The two were on NBC and CBS radio for 28 years.