Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
No matter how cold it gets, gasoline will not freeze.
107
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
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
Sound at the right vibration can bore holes through a solid object.
134
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
The earth is approx. 6,588,000,000,000,000,000 tons.
175