Each day, up to 150 species of life become extinct.
-23
Diamonds can be shattered with a hammer.
-104
The only letter not appearing on the Periodic Table is the letter "J".
180
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
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
Brass doorknobs automatically disinfect themselves in about 8 hours.
18