No matter how cold it gets, gasoline will not freeze.
107
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
Diamonds can be shattered with a hammer.
-104
4.5 pounds of sunlight strike the Earth each day.
27
In zero gravity, a candle's flame is round and blue.
16
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Liquid TIDE laundry detergent glows under a blacklight.
96
A cesium atom in an atomic clock beats over nine billion times a second.
43