Playing Tetris after a traumatic event can prevent the development of traumatic memories and reduce the chance of having flashbacks.
29
Modern humans first appeared about 200,000 years ago, but record keeping didn't begin until about 6,000 years ago. That means about 97% of human history is lost.
21
The average person will go on a date at least 100 times before they finally marry.
33
Every human spent about half an hour as a single cell.
144
An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
73
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
Poor eyesight (myopia) is associated with higher IQ.
232
The world's shortest man measures only 21.5 inches.
73