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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Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
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It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
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The Earth's atmosphere weighs about 5.5 quadrillion tons.
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A 'jiffy' is an actual unit of time for 1/100th of a second!
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The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
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Each day, up to 150 species of life become extinct.
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Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
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