A cubic yard of air weighs about 2 pounds at sea level.
31
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
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
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Cold water weighs more than hot water.
93
Liquid TIDE laundry detergent glows under a blacklight.
96