The only letter not appearing on the Periodic Table is the letter "J".
180
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
The bark of an older redwood tree is fireproof.
65
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Research indicates that plants grow healthier when they are stroked.
173
A single speck of dust is half way in size between a subatomic particle and the Earth.
15