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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In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
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Pumice is the only rock that floats on water.
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No matter how cold it gets, gasoline will not freeze.
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Most dust particles in your house are made from dead skin!
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In zero gravity, a candle's flame is round and blue.
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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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