Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
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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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A 'jiffy' is an actual unit of time for 1/100th of a second!
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Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
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The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
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Most dust particles in your house come from dead skin.
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In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
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Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
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