Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
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Scientists are now able to grow 'beating' heart tissue in a lab!
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According to studies, men change their minds two to three times more often than women.
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Pumice is the only rock that floats on water.
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If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
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One gallon of used motor oil can ruin approximately one million gallons of fresh water!
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