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198

TIL Harvard University is older than calculus.

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x6NJD TIL that Magnesium helped advance photojournalism. The first photography flash, a powder mix of Mg & potassium, created bright light when ignited. Jacob Riis was an early adopter and used it to document life in the often dark NYC's tenements. His work sparked public outcry, and then housing reforms
loe0r TIL in 2005, a glitch called the Corrupted Blood Incident in World of Warcraft caused a pandemic that killed populations of players, which attracted the attention of scientists for its implications of how human populations could react to a real-world epidemic.
J1yDV TIL that modern birds come from four distinct lineages that survived the asteroid impact.
8ao5b TIL about Promethium, an element so rare that only 600 grams of it exist on Earth at any one time.
0wYR5 TIL to reduce honking in India, researchers placed flashing red "Sad Face" buttons in cars that beeped every time a driver honked. In these tests, honking was reduced by 61%