› added 9 years ago

387

TIL Ancient Greeks used to go to the gym naked – the word ‘gymnasium’ means “school for naked exercise”.

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j6oyj TIL Hydrogen-alpha solar telescopes work thanks to an optical device called an etalon, made up of two semi-reflective, optically flat plates. The flatness of the plates and how parallel they are defines the quality of the view of the Sun, which has an ‘orange peel’ appearance through the telescope
p89bb TIL of a French colony in Texas in the 1680’s which was wiped out by Karankawa Native Americans in 1688. Four surviving children of the colonists were adopted by the tribe.
KQxR TIL that the translations of Harry Potter preserved the Tom Riddle/I Am Voldemort anagram. To do so, his first name in the Danish is “Romeo”, his middle name in the French is “Elvis,” and his name in Slovenia is “Mark Neelstein.”
VMZND TIL Chicago had a theme song and dance to celebrate the new millennium. It's called Do The Milly.
JYVEm TIL the “I should buy a boat” cat is from a Bjork music video