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TIL that we are living through the 6th mass extinction of species in Earth's history, the HOLOCENE EXTINCTION. There have been 5 mass extinctions previously, including the one that killed the dinosaurs. The Holocene extinction or Anthropocene extinction, is a complete result of human activity.

Read more study.com

via reddit.com

4XpxJ TIL of the horseshoe theory, in which the far right and the far left in fact closely resemble one another (tendency to support authoritarian governments, etc), such that the political continuum resembles a horseshoe rather than a linear line.
oBBWK TIL Someone actually made and sold a reusable condom.
WkYLB TIL Ada Lovelace, the only legitimate daughter of the famous poet Lord Byron, is widely considered to be the very first “computer programmer” based on her notes for an “Analytical Engine” written more than 150 years ago
P1MYZ TIL That the Atlanta episode about a progressive lesbian couple adopting several black children to use for money and clout. Eventually killing themselves when it is found out is based on a true story. Unfortunately in reality they also killed the kids
kONl1 TIL that transparent aluminum, the fictitious material in the Star Trek Voyage Home film (1986) has been actually invented.