A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
The earth is approx. 6,588,000,000,000,000,000 tons.
175
The average temperature at 40,000 feet above sea level is -60 F.
56
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21