An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
Yawns are more contagious among people with closer relationships.
163
Obsessive nose picking is called Rhinotillexomania.
101
All 13 minerals necessary for human life can be found in alcohol beverages.
282
The world's shortest man measures only 21.5 inches.
73
Every human spent about half an hour as a single cell.
144
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
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