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TIL Rocket Lab successfully tested their ability to catch a rocket falling back to Earth after launch. Completed in April 2020, the test involved the used rocket, a parachute, a helicopter, and a grappling device on a cable.

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N7x7P TIL that, at the height of the Troubles in the UK, a killer whale ventured into the waters of the city Derry. Named Dopey Dick, it drew massive attention, and became a distraction from the conflict. Dick later safely left on its own accord.
WkJnB TIL because electronic computers were not fast in 1959, the X15 experimental jet used a Fluidic Digital Computer that used water instead of electricity. It featured hypersensitive Fluidic Integrated Circuits and Logic Gates that could make course corrections faster than its contemporary computers.
YpBdv TIL Turkey was planning a TV show where a rabbi, a Buddhist monk, an Orthodox priest, and an imam attempt to convert 10 atheists each week, with any converts offered a free pilgrimage to one of the four holy sites. The Diyanet denied permission for an imam to appear and the program was cancelled.
rRmow TIL that actor Adam Devine almost died in 1995, when he got run over by a 42 ton cement truck and went into a 2 week coma.
MQAB TIL that Loch Ness is so long, wide and deep that it could hold the entire population of the world 10 times over