The average temperature at 40,000 feet above sea level is -60 F.
56
The average home creates more pollution than does the average car.
33
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
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
In the 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
16
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118