The earth is approx. 6,588,000,000,000,000,000 tons.
175
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
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.
16
The sun is 330,330 times larger than the earth.
75
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
The force of a suction cup is calculated using F=AP.
15