By weight, Bone is five times stronger than steel.
417
Obsessive nose picking is called Rhinotillexomania.
101
There are about 255 babies born worldwide every minute.
46
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93
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
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
31
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139