Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
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If the chemical sodium is dropped into water it will immediately and violently explode.
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German chemists made a replica of a trophy the size of one molecule.
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Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
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The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
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One gallon of used motor oil can ruin approximately one million gallons of fresh water!
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Research indicates that plants grow healthier when they are stroked.
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