Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
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One barrel of petroleum holds 42 gallons.
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Scientists are working on a portable spray-on-skin that can heal severe wounds in just a few minutes.The spray mainly contains important proteins that can reprogram the injured cells to become stem cells, and back to young uniformed skin cells. So far they were able to accelerate healing process from 12 weeks to 21 days with a similar approach.
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A single speck of dust is half way in size between a subatomic particle and the Earth.
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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 use of emoticons affects our corresponding brain areas and can actually trigger emotions.
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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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A 'jiffy' is an actual unit of time for 1/100th of a second!
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