Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
One ragweed plant can release as many as one billion grains of pollen!
51
Cold water weighs more than hot water.
93
The average home creates more pollution than does the average car.
33
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118