Every human spent about half an hour as a single cell.
144
There's an isolated tribe in Zimbabwe where the people have only two toes, dubbed the 'ostrich people'.
10
Only about 2% of the world population has green eyes.
36
Females learn to talk earlier, use sentences earlier, and learn to read more quickly than males.
119
If you're over 100 years old, there's an 80% chance you're a woman.
143
Babies' eyes do not produce tears until the baby is approximately six to eight weeks old.
58
More than half the population of Kenya is under the age of 15.
71
In Haiti, only 1 out of every 200 people own a car.
23