› added 5 years ago

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TIL That Big Bird could’ve been one of the casualties on the Challenger

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via reddit.com

6EmEQ TIL that Danish priests still wear ruffs (those large frilled disk-like collars once popular across Europe centuries ago) today.
LMbm TIL Sally Ride (the first American woman in space) was a lesbian. It was only after her death that her 27 year relationship with Tam O'Shaughnessy was revealed by Ride’s sister (a minister).
neBm9 TIL despite being one of the most common elements on Earth, aluminum was hard to isolate until the 1800s. It wasn't widely used for everyday things like coins and foil until the 1950s and 60s. At one point in history, it was more valuable than gold
KOvZ6 TIL that the Republic of San Marino has the lowest incarceration rate in the world
Kr4a TIL that term “robotics” was accidentally coined by science fiction author Isaac Asimov in 1941.