› added 3 years ago

165

TIL that anyone on earth can request and reserve time using the Hubble Space Telescope.

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kJYL7 TIL Mr. Snuffleupagus from 'Sesame Street' was originally a friend of Big Bird's that everyone else thought was imaginary, and it was decided that he should be seen by other people to encourage children to talk about any abuse they might have suffered.
rRk5W TIL about Biosphere 2, an attempt to create a closed ecological system that could be used in space. 8 people lived in the dome for two years - only needing additional oxygen and one hospital visit. The experiment was deemed a failure, and the glass dome is now used as a research facility.
xVBj5 TIL: Because of different TV formats, an American movie, on a British or Australian DVD plays 4% faster than on an American DVD
GANDJ TIL the Cayman Islands own $285.3B in U.S debt and ranks 7th in amount owned by foreign states.
GnQE TIL 2 ancient cities in China were drowned in 1959 by a man-made lake and were forgotten about until discovered in 2001 by a tourist diving company. The cities remain intact and in good condition.