The Earth's atmosphere weighs about 5.5 quadrillion tons.
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Indoor pollution is 10 times more toxic than outdoor pollution.
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Scientists are now able to grow 'beating' heart tissue in a lab!
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Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
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Most dust particles in your house are made from dead skin!
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Sound at the right vibration can bore holes through a solid object.
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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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