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TIL about a theory on human’s relationship with mind-altering-substances like the DMT. It asserts that in order for our body to even be able to interact with some of these chemical compounds, our genetics must have been interacting with them for a really long time.

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b9We0 TIL In 1940s, Pepsi saw African Americans as an untapped niche market. Pepsi adverts portrayed them in a positive light - in a time with racial segregation. Pepsi faced threats from KKK. Their market share increased by 1950s. African Americans were 3 times more likely to buy Pepsi than Coca Cola.
Oo7LY TIL the cameras onboard the Voyager 1 spacecraft can still be turned back on, but it is not a priority for its Interstellar Mission. The cameras were turned off to save power and memory for the instruments expected to detect the new charged particle environment of interstellar space.
9Y0Ym TIL about the scaly-foot snail. These snails have been found living in volcanic vents in the Indian ocean. Part of their adaptation includes an iron shell.
ADXg4 TIL that Stegosaurus was already a fossil by the time that T-Rex appeared. T-Rex was closer in time to us than to Stegosaurus.
nZYP TIL that Birmingham, the UK’s second city, has more canals than Venice, more trees than Paris, and the largest public library in Europe.