Cold water weighs more than hot water.
93
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
A cubic yard of air weighs about 2 pounds at sea level.
31
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
According to studies, men change their minds two to three times more often than women.
72
Nylon is made from coal and petroleum.
42