Lasers use photon (light particles) to produce beam of lights which are nothing but excited electrons falling back on their original energy levels. The most common type of laser today for industrial use is solid state laser. Laser or Light…

Scientists at the University of Southampton have discovered a newprocess that controls the ability of arteries to regulate bloodpressure. Arteries are able to control blood pressure by relaxing andconstricting. In healthy people, the abili…

I got exhibited a lot and the sides of your vehicle darkening lens did not even color like they were expected to. This was no inexpensive welding helmet either. It marketed for around 400 bone fragments. An auto darkening helmet that costs…