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Trees can grow in orbit, but good luck finding a pot big enough on the Space Station…

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wLaOJ TIL Sharks have two penises named "claspers". When inserted into the female they open like an umbrella and its calcified protrusions "hook" the female. Only one is used during copulation.
eOKE TIL that many Jewish families arrested during the Holocaust have been commemorated with gold bricks in the streets memorializing where lived. As of August 20, 2014, there have been laid over 48,000 Stolpersteine in 18 countries in Europe, making the project the world’s largest memorial.
GAkaQ TIL Hugh Hefner's son Cooper was frustrated with his decision to drop nudity from Playboy in 2016. At 24, he used to participate in every board meeting but was disinvited from future meetings once he disagreed with CEO Scott Flanders and company
KOVxE TIL that Hitler was a struggling painter before joining the Nazi Party. He was told that he was hopeless in art.
rXo1 TIL that TEL (tetraethyl lead), an octane booster gasoline additive that was killing Standard Oil Refinery workers or rendering them mad in the 1920’s, wasn’t’ banned by the United States until 1986 largely due to business interests.