The average temperature at 40,000 feet above sea level is -60 F.
56
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
A cesium atom in an atomic clock beats over nine billion times a second.
43
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
Columbia University has developed an artificial tree that passively soaks up carbon dioxide from the air using "leaves" that are 1,000 times more efficient than true leaves that use photosynthesis.
15
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79