Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
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The Earth's atmosphere weighs about 5.5 quadrillion tons.
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During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
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Neanderthal man had a brain capacity 100cc larger than modern man's.
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Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
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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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Airports that are at higher altitudes require a longer airstrip due to lower air density.
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Scientists are now able to grow 'beating' heart tissue in a lab!
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