Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
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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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Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
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The average home creates more pollution than does the average car.
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Nearly 50% of the world's scientists are assigned to military projects.
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One 75-watt bulb gives more light than three 25-watt bulbs.
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Balsa wood is classified as a hard wood!
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Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
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