Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
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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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Brass doorknobs automatically disinfect themselves in about 8 hours.
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German chemists made a replica of a trophy the size of one molecule.
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Sound at the right vibration can bore holes through a solid object.
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Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
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4.5 pounds of sunlight strike the Earth each day.
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