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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Sound travels about 4 times faster in water than in air.
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Each day, up to 150 species of life become extinct.
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For every gallon of sea water, you get more than a quarter pound of salt.
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Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
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