One third of the electricity produced on earth is used to power electric light bulbs!
75
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
Dr.Jonas Salk, the man who came up with the cure for polio, didn’t patent the drug. This made the drug more affordable to the general public, and he lost out an an estimated $7 billion dollars for himself.
41
A cubic yard of air weighs about 2 pounds at sea level.
31
German chemists made a replica of a trophy the size of one molecule.
68
Scientists are now able to grow 'beating' heart tissue in a lab!
162