› added 13 years ago

98

TIL that 49.5% of all Americans (151,700,000) did not pay income taxes in 2009.

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dDXMK TIL: Prairie dogs build their burrows with a flat orifice at one end and a mounded one at the other. During a breeze, the different surface geometries create a pressure differential via the Bernoulli effect, forcing air to flow from the flat end to the mounded end, ventilating the burrow.
g7E8 TIL of Major Digby Tatham-Warter, who led a bayonet charge at the Battle of Arnhem while wearing a bowler hat and carrying an umbrella. He later used his umbrella to disable an armoured car.
ANQZ7 TIL the ending of "The Bourne Supremacy" was reshot just two weeks before its release. Director Paul Greengrass and Matt Damon came up with a new idea that would cost $200,000 and involve pulling Damon from the set of Ocean's 12. The movie tested 10 points higher with the new ending and made $176m.
VM80Q TIL showers were invented as a deliberately unpleasant treatment to cure the insane
5XEB TIL that teenage pregnancy reached its lowest point in 2010