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.
15
Scientists are now able to grow 'beating' heart tissue in a lab!
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Nylon is made from coal and petroleum.
42
At room temperature, the average air molecule travels at the speed of a rifle bullet.
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Airports that are at higher altitudes require a longer airstrip due to lower air density.
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The hair of an adult man or woman can stretch 25 percent of its length without breaking.
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The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
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Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
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