The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
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The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
A cesium atom in an atomic clock beats over nine billion times a second.
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A 'jiffy' is an actual unit of time for 1/100th of a second!
66
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
At 15 years old, Jack Andraka invented a method of diagnosing pancreatic cancer, thus helping to save the lives of millions of people around the world. It is 168 times faster, 26,000 times cheaper, 400 times more sensitive, and has a 99% success rate.
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