Babies cry but they don't produce tears until one to three months after birth.
238
Roughly a quarter of the world's people live in China.
50
Children's sense of smell is better than adults'.
860
On average, men's noses are 10% larger than women's.
12
Humans are capable of running 40 mph according to a study by bio-mechanical expert Dr. Matthew Bundle. Today's fastest man, Usain Bolt, has a top speed of 28 mph.
34
People who have a strong friendship possess the ability to communicate with one another through facial expressions.
46
On average a woman has 4 sexual partners in her lifetime.
-143