› added 11 years ago

105

TIL brass doorknobs disinfect themselves in about eight hours.

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J1Oev TIL that taking fingerprints of those arrested by law enforcers is an official practice which goes back to Ancient Babylon, during the reign of Hammurabi (1792–1750 BCE)
1aM4d TIL that there are only 6 African-American billionaires, with a third of them being hip-hop artists (Jay-Z and Kanye West)
xVj47 TIL that Chuck Yeager, the first pilot confirmed to have exceeded the speed of sound in level flight (in 1947), is still alive today and is 95 years old
j7X TIL Harriet Tubman used Opium to keep small children subdued and quiet while smuggling them on the Underground Railroad
gxgX TIL Almost all chickens eaten today come from the winner of the 1948 ‘Chicken of Tomorrow’ Contest whose genetics now dominate poultry farms worldwide.