Balsa wood is classified as a hard wood!
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A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
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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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Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
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Scientists are attempting to create a synthetic brain by reverse-engineering the mammalian brain down to the molecular level. A cellular human brain is predicted possible by 2023. It hopes to shed light on consciousness.
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