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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Iron weighs more after it rusts.
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German scientists claim to have evidence that suggests that our universe may exist inside of a computer simulated Matrix.
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Columbia University has developed an artificial tree that passively soaks up carbon dioxide from the air using "leaves" that are 1,000 times more efficient than true leaves that use photosynthesis.
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Neanderthal man had a brain capacity 100cc larger than modern man's.
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Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
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The force of a suction cup is calculated using F=AP.
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