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TIL 6’4” Michael Phelps legs are the same length as 5’9” marathoner Hicham El Guerrouj. It is Phelps short legs and long torso that help make him such a great swimmer.

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9LVG TIL that Lions used to be the world’s second most widespread land mammal, ranging from western Europe to India and in the Americas from Peru to the Yukon
Me5LV TIL the Chinese city of Fancheng held out for nearly 6 years against the Mongols - until Kublai Khan's nephew sent him Muslim engineers from Iran that built counterweight trebuchets, with a range of 1,600 ft. and launching projectiles weighing 660 lbs. The city fell within a few days.
v1ybx TIL that when you splash water on your face, your body instantly begins to prepare your body for free diving, slowing your heart rate and pulling blood into vital organs in what scientist call “the master switch of life”
R7kx8 TIL of the Kids For Cash Scandal. 2 judges that accepted money for increasing the population at 2 juvenile detention centers.
x6e8B TIL the reason the Chicago World’s Fair buildings don’t exist anymore is that they were made of [fortified] Plaster of Paris