Your thumb is about the same size as your nose.
124
One human hair can support 3 ounces.
191
Mushrooms are more closely related to humans than they are to plants.
47
Human hair and fingernails continue to grow after death.
7
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Crying literally alleviates stress and uniquely allows humans to decrease feelings of anger and sadness.
24
Due to the angle at which the optic nerve enters the brain, staring at a blue surface during sex greatly increases the intensity of orgasms.
252
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