Babies' eyes do not produce tears until the baby is approximately six to eight weeks old.
58
Approximately 70,000 people in the U.S. are both blind and deaf!
7
The world's shortest man measures only 21.5 inches.
73
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
The first man to swim the length of Great Britain grew a beard to stop jellyfish stinging his face.
16
Women rate men more attractive if other women are looking and smiling at him.
17
People with blue eyes are better able to see in the dark.
153
Someone on Earth reports seeing a UFO every three minutes.
180