Sound travels about 4 times faster in water than in air.
408
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
Most dust particles in your house come from dead skin.
48
Billions of neutrinos pass unnoticed through your body every second.
6
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 left ear is more responsive to words of love and emotion whispered into it than the right.
40