A single speck of dust is half way in size between a subatomic particle and the Earth.
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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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Pumice is the only rock that floats on water.
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Brass doorknobs automatically disinfect themselves in about 8 hours.
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Sound at the right vibration can bore holes through a solid object.
134
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
The gas that gives rotten eggs their distinctive foul smell may slow ageing and block damaging chemical reactions inside cells, according to scientists in China.
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