› added 6 years ago

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TIL printers print nearly invisible codes on your documents which contain information like the date and time it was printed and the printers serialnumber. And some engineers outsmarted this.

Read more heise.de

via reddit.com

RmRQ TIL that a pilot survived after spending 15 minutes outside the plane when he was sucked out of the cockpit due to the windshield falling off with only two stewards holding onto his legs. The co-pilot managed to safely land the plane.
ypBa TIL that one the world’s largest sperm banks stopped accepting donations from red-haired men due to low demand
5YnQk TIL the goat is the Navy mascot partly because sailors used to leave goats on remote islands to propagate and become a source of food for passing ships - a practice which caused long-standing environmental issues due to the introduction of an invasive species.
R57bl TIL 2-hour marathons were considered physically impossible. In 2017, Nike's "Breaking2" project had the top three long distance runners in the world attempt it. Eliud Kipchoge missed the mark by 25 secs. Two years later, Ineos signed Kipchoge to try again. He ran 1:59:40 officially breaking 2 hours.
GXKE TIL oranges grown in tropical countries remain green even when ripe. To attain the orange color, they are either exposed to ethylene gas or dyed.