Scientists aren't sure what color dinosaurs were.
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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
One cubic foot of gold weighs more than 1,200 pounds!
78
All Humans Are 99.9% Genetically Identical and 98.4% of human genes are the same as the genes of a chimpanzee.
51
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
A cubic yard of air weighs about 2 pounds at sea level.
31
The bark of an older redwood tree is fireproof.
65