Because heat expands the metal, the Eiffel Tower always leans away from the sun.
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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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Nylon is made from coal and petroleum.
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The bark of an older redwood tree is fireproof.
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At 15 years old, Jack Andraka invented a method of diagnosing pancreatic cancer, thus helping to save the lives of millions of people around the world. It is 168 times faster, 26,000 times cheaper, 400 times more sensitive, and has a 99% success rate.
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Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
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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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Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
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