› added 5 years ago

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TIL that scientists can remote-control rats by implanting electrodes in their brains, such that they get a rush of pleasure when they obey sent commands. Scientists can make them turn left or right, even climb objects. They are not forced to obey, they just want to because of the pleasure reward.

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EpMx TIL when the Comstock Laws banned birth control, the makers of the Trojan condoms floated the restriction by selling Trojans as a protection against disease
pb1Q TIL in a playing of Cliffhangers on Price is Right, that day’s guest host called the climber Fritz, unaware that a prize model’s husband named Fritz had gone missing in a climbing accident. When the climber fell, he yelled “There goes Fritz!” The model fled backstage to cry for the rest of the show.
nKYB TIL Marine biologists are claiming there is a rare instance of non-human warfare happening between octopuses in the waters off the coast of Australia. The octopuses are fighting in large groups over territory and even using projectiles such as seashells to spit at enemies.
gMjAA TIL blood type distribution varies by country, for example Albania has 10% AB+, Chile has less than 1%, most common blood worldwide is O+ but India's is B+
Bdmy TIL The crew of Apollo 11 left a satchel on the surface of the moon containing medals to commemorate Yuri Gagarin for being the first man in space