Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
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All Humans Are 99.9% Genetically Identical and 98.4% of human genes are the same as the genes of a chimpanzee.
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There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
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At room temperature, the average air molecule travels at the speed of a rifle bullet.
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For every gallon of sea water, you get more than a quarter pound of salt.
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Scientists aren't sure what color dinosaurs were.
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One 75-watt bulb gives more light than three 25-watt bulbs.
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Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
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