In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
199
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.
35
Gorillas can catch human colds and other illnesses.
205
Modern humans first appeared about 200,000 years ago, but record keeping didn't begin until about 6,000 years ago. That means about 97% of human history is lost.
21
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
A human brain produces as many as 12,000 to 50,000 thoughts per day, depending on how deep a thinker a person is.
23
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
160