› added 9 years ago

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TIL that rats feel empathy to such a degree that they will ignore a lever that releases a tempting chocolate treat in favor of one that saves a drowning friend

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via reddit.com

4XOOR TIL about Hiroshima survivors Reverend Tanimoto and Dr. Sasaki. Tanimoto ran for 7 miles through Hiroshima helping people, and then rowed them across the river to safety. Sasaki was one of 6 doctors who treated the 10,000 patients swarming the Red Cross Hospital. He slept for 1 hour in 3 days.
a8NKN TIL that Saint Anthony Falls in downtown Minneapolis is the only natural major waterfall on the Mississippi River.
dngK TIL that Gatling gun salesmen would go to Civil War battlefields in order to demonstrate their products in actual combat.
ZpYJo TIL it is impossible for 90% of humans to lick their own elbow. Go ahead and try! Need a loooong tongue
oBAp7 TIL - German saboteurs blew up a 15 tons of gunpowder on a barge in Seattle, 1915.