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 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
Scientists aren't sure what color dinosaurs were.
312
Pumice is the only rock that floats on water.
14
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
For every gallon of sea water, you get more than a quarter pound of salt.
45
Balsa wood is classified as a hard wood!
41