› added 4 years ago

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TIL that around 80% of money in the economy is just a bunch of zeros and ones (i.e digital)

Read more bankofengland.co.uk

via reddit.com

a8wmN TIL supersonic flight was made possible because of the 'flying tailplane', where the rear wing moved as one surface as opposed to flaps at the back of the wing. At near Mach speeds a planes nose is forced downward due to 'Mach tuch', the flying tailplane allowed pilots to maintain control.
ewaD TIL that in 1969 when Sesame Street first started, it was actually aimed towards an older audience and was labeled “Adult Only”. Cookie Monster was smoking a pipe and Grover was participating in civil disobedience with hippies
4XgnN TIL that if the Earth would begin falling towards the Sun, the whole journey would take about 65 days. It would take 41 days to cross the orbit of Venus, and on day 57, we'd cross the orbit of Mercury.
p8YZA TIL that three stray dogs saved nearly 50 soldier's lives in Afghanistan in 2010 after they fought off a suicide bomber. Two of the dogs survived and were taken to the U.S. to be reunited with the soldiers after $21,000 was raised on Facebook.
jNXYE TIL Tom Attridge, the pilot of the first jet aircraft to shoot itself down. He fired two bursts midway through a shallow dive. As the trajectory of the cannon rounds decayed, they ultimately crossed paths with the jet as it continued its descent. Though it was a crash-landing, he survived.