The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
Hot water can freeze faster than cold water.
181
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Indoor pollution is 10 times more toxic than outdoor pollution.
62
Balsa wood is classified as a hard wood!
41
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116