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TIL that rats who were trained to press a lever for food stopped pressing the lever once they saw that it also caused another rat to receive an electric shock

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e0oob TIL about a company called Aereo that leased individual antennas and DVRs situated in a remote warehouse. This allowed users to access broadcast TV over the internet. Cable companies sued and the Supreme Court shut them down
loppa TIL when all remaining California condors were captured to ensure their survival, they were de-loused. In doing so, conservationists killed all remaining individuals of a species of louse (Colpocephalum californici) that lived exclusively on the California condor, inadvertantly causing an extinction
awJEM TIL that fireworks are totally illegal in Florida, but are sold to ordinary people in huge quantities via hundreds of stores across the state to anyone who signs a waiver saying they're for agricultural use to scare birds away from crops.
9YEVQ TIL octopuses are anti-social towards other octopuses by nature, but when given MDMA they’re much more friendly and try to “hug” each other
LkGXV TIL that drinking a mix of orange lemonade and cola is a very German(-speaking) thing, and although such drinks are marketed by Coca Cola and Pepsico, they are only sold in Central Europe.