A cubic yard of air weighs about 2 pounds at sea level.
31
No matter how cold it gets, gasoline will not freeze.
107
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88