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TIL that beetles can secrete liquid known as Cantharidin, which can burn human skin.

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LQ5np TIL that Hydra are small freshwater invertebrates whose stem cells exist in a continuous state of renewal. Kept safe and in isolation, these organisms show no signs of aging.
R5jpw TIL about Ovicula, a plant discovered in 2024 by Big Bend National Park botanist Debra Manley. Named "wooly devil" because of its hairy leaves and ray florets resembling devil horns, it is the first new plant species discovered in a U.S. National Park since 1976.
k8mB TIL Lady Astor, the first female British MP, was constantly at odds with British PM Winston Churchill. During a debate, she declared that if married to him, she’d have poisoned his tea. Churchill responded ‘Madam, if I was your husband, I would drink it.’
d8V5Z TIL: Crying is good for you because emotional/stress tears carry higher levels of stress hormones being flushed out of your system and higher levels of mood-regulating manganese.
Z89kv TIL the near-extinction of the American bison was a deliberate plan by the US Army to starve Native Americans into submission. One colonel told a hunter who felt guilty shooting 30 bulls in one trip, "Kill every buffalo you can! Every buffalo dead is an Indian gone.”