Pumice is the only rock that floats on water.
14
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
All Humans Are 99.9% Genetically Identical and 98.4% of human genes are the same as the genes of a chimpanzee.
51
Research indicates that plants grow healthier when they are stroked.
173
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
The sun is 330,330 times larger than the earth.
75
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7