When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
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Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
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.
16
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
Nuclear power prevented an average of over 1.8 million deaths between 1971-2009 as a result of lower air pollution from reduced coal usage according to NASA.
5
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
Cold water weighs more than hot water.
93
A cesium atom in an atomic clock beats over nine billion times a second.
43