› added 5 years ago

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TIL that Poison Dart Frogs derive their toxicity from eating poisonous ants and termites in the wild, and that captive-bred Dart Frogs are essentially harmless, as their diets do not contain poisonous prey.

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r57M TIL: Johannes Kepler, one of the greatest contributors to astronomy, couldn’t see the stars/planets due to small-pox he contracted as a child.
R7bV8 TIL people knocked on wood to request good luck from mystical creatures they believed lived in the trees or to distract spirits with evil intentions
4lp5 TIL Yiddish contains 251 words for the terms buy and sell
7P4L TIL that in 2005, Jeanna Giese became the first human being to survive rabies
awXQb TIL that men produce a higher percentage of motile sperm in their ejaculates after viewing sexually explicit images of two men and one woman (a sperm competition risk) than after viewing sexually explicit images of three women, likely indicating a response to an active risk of sperm competition.