The bark of an older redwood tree is fireproof.
65
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Hot water can freeze faster than cold water.
181
The earth is approx. 6,588,000,000,000,000,000 tons.
175
Scientists are now able to grow 'beating' heart tissue in a lab!
162
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
Liquid TIDE laundry detergent glows under a blacklight.
96
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13