› added 1 year ago

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TIL Sharks first appeared around 420 million years ago, which means they were around before the dinosaurs

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via reddit.com

gMXJX TIL about "Aquaponics" which combines fish farming with plant farming, using water and waste from the fish to grow plants. It can require as little as 2% of the water used in standard farming methods.
VZoZ TIL during WW2 a Soviet Airforce lieutenant who intentionally did not open his parachute survived a fall from the plane of approximately 7,000 meters (23,000 feet)
AGD7 TIL roughly 3% of German houses on Google Street View are blurred because their owners opted out of the program
v1R8L TIL of The McKee Sons, a freighter that ran aground in the Detroit River on Christmas Eve while delivering almost 12,000 tons of coal
aw6yN TIL in the late 1990s, a man studying the underground chambers of the Colosseum found patterns of holes, notches and grooves in the walls. By connecting the dots of the negative space, he discovered that a system of elevators had been used to transport wild animals and scenery to the main floor.