Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
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
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Hot water can freeze faster than cold water.
181
The average home creates more pollution than does the average car.
33
Scientists aren't sure what color dinosaurs were.
312
No matter how cold it gets, gasoline will not freeze.
107
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9