Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
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Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
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In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
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Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
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The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
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The bark of an older redwood tree is fireproof.
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Airports that are at higher altitudes require a longer airstrip due to lower air density.
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