Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
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
Iron weighs more after it rusts.
68
Sound at the right vibration can bore holes through a solid object.
134
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
The earth is approx. 6,588,000,000,000,000,000 tons.
175
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108