Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
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
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
4.5 pounds of sunlight strike the Earth each day.
27
A cubic yard of air weighs about 2 pounds at sea level.
31