Early American humans hunted car-size armadillos and used their shells for houses.
12
The average person will go on a date at least 100 times before they finally marry.
33
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
A human brain produces as many as 12,000 to 50,000 thoughts per day, depending on how deep a thinker a person is.
23
Poor eyesight (myopia) is associated with higher IQ.
232
On average, there's 100 billion neurons in the human brain.
83

