Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
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Nearly 50% of the world's scientists are assigned to military projects.
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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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Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
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It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
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A cesium atom in an atomic clock beats over nine billion times a second.
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Billions of neutrinos pass unnoticed through your body every second.
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