The earth is approx. 6,588,000,000,000,000,000 tons.
175
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
The force of a suction cup is calculated using F=AP.
15
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
If the chemical sodium is dropped into water it will immediately and violently explode.
67
Iron weighs more after it rusts.
68
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17