An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
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
The average person's skin weighs twice as much as their brain.
131
Your thumb is about the same size as your nose.
124
The human brain uses approximately as much energy as a 10 watt light bulb.
120
One human hair can support 3 ounces.
191
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
A person will create enough saliva to fill two average size swimming pools during his lifetime.
191