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TIL Canton Avenue in Pittsburgh, PA is the steepest officially recorded street in the United States, boasting a 37% grade in its hill.

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vELr TIL than in the 1950s, just over one in ten 14-16 year olds agreed with the statement “I am an important person.” By the late 1980s, that number had risen to 80 per cent.
0d80M TIL A hang-gliding world record was set in 1989 by Kevin Christopherson, who rode an updraft 287 miles (462 km) from Bairoil, Wyoming to North Dakota
16VV8 TIL in 1978, The Beatles record company Apple sued newly founded Apple Inc. for trademark infringement and won. Part of the agreement was for Apple Inc. to never enter the music business. When they created iTunes, a new lawsuit began but The Beatles lost this time (2006).
l9KK TIL By the time they reach high school, nearly 20 percent of all American boys will be diagnosed with ADHD.
kOyo4 TIL that while men only need 8mg of iron a day, women need about 18mg a day. This is to compensate for the amount of iron women lose during menstruation. About 1mg of iron is lost for each day of a women's period.