The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
The force of a suction cup is calculated using F=AP.
15
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
The earth is approx. 6,588,000,000,000,000,000 tons.
175
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
A cesium atom in an atomic clock beats over nine billion times a second.
43