Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
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The hair of an adult man or woman can stretch 25 percent of its length without breaking.
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The sun is 330,330 times larger than the earth.
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The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
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One third of the electricity produced on earth is used to power electric light bulbs!
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The Earth's atmosphere weighs about 5.5 quadrillion tons.
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