There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
If the chemical sodium is dropped into water it will immediately and violently explode.
67
Sound travels fifteen times faster through steel than through air.
134
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
The bark of an older redwood tree is fireproof.
65