If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
Boys who have unusual first names are more likely to have mental problems than boys with conventional names. Girls don't seem to have this problem.
131
Every human spent about half an hour as a single cell.
144
Babies cry but they don't produce tears until one to three months after birth.
238
Women end up digesting most of the lipstick they apply.
110
In 2005, 25 percent of Americans over the age of 50 played video games, an increase from nine percent in 1999.
82
Touching a teddy bear can make people feel less lonely.
36