Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
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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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Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
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The bark of an older redwood tree is fireproof.
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One third of the electricity produced on earth is used to power electric light bulbs!
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Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
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The average home creates more pollution than does the average car.
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The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
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