Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
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0.3% of solar energy from the Sahara is enough to power the whole of Europe.
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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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Pure water (H2O) does not conduct electricity on its own.
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Balsa wood is classified as a hard wood!
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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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There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
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MIT has developed a camera that captures the speed of light at a trillion frames per second.
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