Sound travels fifteen times faster through steel than through air.
134
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
Scientists in Germany have developed a candy that doesn't cause cavities.
11
Research indicates that plants grow healthier when they are stroked.
173
A cesium atom in an atomic clock beats over nine billion times a second.
43
Most dust particles in your house are made from dead skin!
67