Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
Scientists in Germany have developed a candy that doesn't cause cavities.
11
Each day, up to 150 species of life become extinct.
-23
Oak trees produce 2,200 acorns in a season, but each acorn only has a 1 in 10,000 chance of becoming an oak tree.
304
A ball of glass will bounce higher than a ball made of rubber.
73
The only letter not appearing on the Periodic Table is the letter "J".
180
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101