Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Nylon is made from coal and petroleum.
42
No matter how cold it gets, gasoline will not freeze.
107
The average temperature at 40,000 feet above sea level is -60 F.
56
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
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
One cubic foot of gold weighs more than 1,200 pounds!
78
