› added 5 years ago

241

TIL first ever flight by first ever airline pilot in the world. quite awesome.

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via reddit.com

x6p80 TIL About ‘The Misty Experiment’ The Secret Battle for the Ho Chi Minh Trail.
d8moK TIL 4.5 trillion cigarette butts are littered each year, and just a single one is enough to kill fish in a stream. Cigarette fragments have been found in 70 percent of seabirds and 30 percent of sea turtles.
Z8jx4 TIL that an Indian with an advanced degree who wants to immigrate to the US has a waiting time over 150 years before they can get a green card and be allowed to immigrate
0jXv TIL Lord Kelvin observed that a ship’s wake is always at an angle of 19.47 degrees, regardless of its speed. This claim still holds true for most situations
KW8Q TIL: A study found that baseball cards on eBay sold for 20% less if the card was held by a black hand versus a card held by a white hand