A cesium atom in an atomic clock beats over nine billion times a second.
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Optical illusions occur when what the eyes see conflicts with what the brain expects.
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Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
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Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
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Pure water (H2O) does not conduct electricity on its own.
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All Humans Are 99.9% Genetically Identical and 98.4% of human genes are the same as the genes of a chimpanzee.
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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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