Babies' eyes do not produce tears until the baby is approximately six to eight weeks old.
58
The average person walks the equivalent of twice around the world in a lifetime
69
Only about 2% of the world population has green eyes.
36
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
Women have a slightly higher average IQ than men.
164
Intelligent people have more zinc and copper in their hair.
233
Thrity-five percent of the people who use personal ads for dating are already married.
102
44% of kids watch television before they go to sleep.
106