› added 2 years ago

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TIL that the Pentagon spent $170,000 to find out why one spills coffee while walking.

Read more military.com

via reddit.com

vAoL TIL Pythagorean cup is a cup that automatically empties itself if you fill it too much.
a8wjZ TIL Timgad ruins are one of the best extant examples of the grid plan as used in Roman town planning and UNESCO World Heritage Site.
4XB7N TIL about Zell Kravinsky, who donated his kidney to a poor African American man. He calculated the chances of dying from the procedure at 1 in 4,000, and said "to withhold a kidney from someone who would otherwise die means valuing one’s own life at 4,000 times that of a stranger".
R5Vga TIL - from 1929-31, balloons were released at the end of the Macy’s parade and the public bring them back to claim $100. This ended when one got caught in an airplane propellor when a pilot tried to catch one
8a95b TIL that rapper Tech N9ne picks up bras that women throw on stage when he performs and donated them to domestic violent shelters.