People with blue eyes are better able to see in the dark.
153
In 2002, Kenyan Maasai tribespeople donated 14 cows to the US to help with the aftermath of 9/11.
22
In 2005, 25 percent of Americans over the age of 50 played video games, an increase from nine percent in 1999.
82
Every human spent about half an hour as a single cell.
144




