A cubic yard of air weighs about 2 pounds at sea level.
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If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
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During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
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In zero gravity, a candle's flame is round and blue.
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A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
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Nearly 50% of the world's scientists are assigned to military projects.
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Galalith is a type of plastic that can be made from milk. It is odourless, insoluble in water, biodegradable, anti-allergenic, antistatic, and virtually non-flammable.
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