The first man to swim the length of Great Britain grew a beard to stop jellyfish stinging his face.
16
Females learn to talk earlier, use sentences earlier, and learn to read more quickly than males.
119
Only about 2% of the world population has green eyes.
36
Research has determined that most people are happiest at 7:26pm on a Saturday night.
69
Blonde hair is not exclusive to Europeans. Melanesians of the south Pacific evolved a different gene for blonde hair.
7
Many people in parts of China eat insects. Some common insects are bean worms, scoprions, and locusts.
-11
Approximately 365 million people in the world have computers while half of the world's 6.5 billion population has never seen or used a telephone.
75
More than half the population of Kenya is under the age of 15.
71