Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Nylon is made from coal and petroleum.
42
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
Sound at the right vibration can bore holes through a solid object.
134
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
21
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