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TIL The ingredients of the modern image of La Catrina were drawn together as recently as 1910 by the Mexican illustrator Jose Guadalupe Posada.

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D1dXj TIL about Alexander Bogdanov, a Russian physician who experimented with blood transfusion to gain eternal youth. He died after injecting himself with blood from a student infected with malaria and tuberculosis, who also may have been the wrong blood type.
p8Vo4 TIL: the deep ocean is heterogenous and made up of discrete water masses, which can be tracked, measured, and dated; some water masses are up to 1,500 years old!
AD94B TIL A Colombian drug cartel put a $70,000 bounty on a police dog because it sniffed out almost 10 tons of drugs in 300+ operations, leading to 245 arrests.
bxg7 TIL Matt Stone and Trey Parker Paid $300,000 Themselves So Paramount Pictures Wouldn’t Force Them To Have Kidd Rock Make a Song for The South Park Movie For MTV in 1999.
rNKWo TIL: Cryovolcanos or "ice volcanos" exist that erupts water, ammonia, or methane below their freezing point to make cryomagma. They form on Icy moons and scientists believe Ceres, Titan, and Ganymede has them.