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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Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
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Airports that are at higher altitudes require a longer airstrip due to lower air density.
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One third of the electricity produced on earth is used to power electric light bulbs!
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When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
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Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
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Scientists are now able to grow 'beating' heart tissue in a lab!
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