Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
The earth is approx. 6,588,000,000,000,000,000 tons.
175
A cubic yard of air weighs about 2 pounds at sea level.
31
For every gallon of sea water, you get more than a quarter pound of salt.
45
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Pumice is the only rock that floats on water.
14
Sound travels fifteen times faster through steel than through air.
134