Sound travels about 4 times faster in water than in air.
408
Diamonds can be shattered with a hammer.
-104
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
One third of the electricity produced on earth is used to power electric light bulbs!
75
There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
13
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Brass doorknobs automatically disinfect themselves in about 8 hours.
18