Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
Pumice is the only rock that floats on water.
14
The smell of freshly cut grass is actually a plant distress call.
31
One cubic foot of gold weighs more than 1,200 pounds!
78
Scientists in Germany have developed a candy that doesn't cause cavities.
11
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117