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
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39
Indoor pollution is 10 times more toxic than outdoor pollution.
62
A cubic yard of air weighs about 2 pounds at sea level.
31
Hot water can freeze faster than cold water.
181
Nuclear power prevented an average of over 1.8 million deaths between 1971-2009 as a result of lower air pollution from reduced coal usage according to NASA.
5