› added 11 years ago

104

TIL US men work on average a half hour longer then women per day

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via reddit.com

XwVE TIL British grenades in WWI originally had a timer of seven seconds, but that was found to be too long as it gave the Germans time to throw the bomb back. Therefore, the time was reduced to four seconds.
e0Xbk TIL that when Truman told Stalin about the Manhattan project in July of 1945, Stalin displayed little reaction, since Stalin had known about the project for almost 4 years before Truman, and he arguably knew more about it than Truman himself did.
5YYaD TIL that despite being surprised by a 30,000 man army during the Mongols third invasion of Poland, the Polish were able to repel the Mongols and inflict heavy casualties
b9JAa TIL that the summit of Mt. Everest is made of marine limestone which means the highest point on earth was once at the bottom of the sea.
QJmrX TIL the character Ursula Buffay from Friends (Phoebe’s sister) actually originated on a show called Mad About You, before the show Friends came out.