› added 2 years ago

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TIL the fictional plane ‘Darkstar’ featured in the opening of Top Gun: Maverick was so realistic on screen that China moved its satellites to monitor it, even though it doesn’t exist.

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0deb5 TIL that one of the first devices made to estimate electric voltage, the "Frog Galvanoscope" of the late 1700s, was named after its crude method of attaching electrical wires directly to the exposed nerve of a recently skinned frog leg, which would jerk suddenly in response to electric current.
j6ReE TIL History of paper clips
wrm6 TIL the pilot episode of LOST was so expensive (~$14 million) that the network president was fired for green-lighting it
Zp5Nv TIL a Transient Lunar Phenomenon is a short-lived change in light, color or appearance on the surface of the Moon. Reports of transient lunar phenomena range from bright flashes to permanent changes of the lunar landscape.
8e8dX TIL of “The Pittsburg Windmill”, the boxer Harry Greb who boxed with one eye after losing sight in the other due to an injury. Despite this, Greb was the only person to defeat champion Gene Tunney and was renowned for breaking the colour line by accepting challenges from African-American opponents.