One ragweed plant can release as many as one billion grains of pollen!
51
The sun is 330,330 times larger than the earth.
75
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
Hot water can freeze faster than cold water.
181
4.5 pounds of sunlight strike the Earth each day.
27
A cubic yard of air weighs about 2 pounds at sea level.
31
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11