There’s some amazing technology inside a laser printer – here’s what's going on.

There are many different types of lasers—almost as many as there are applications for the same—but what ties them all together as a class is that they depend on the same physical effect: stimulated ...

Add Yahoo as a preferred source to see more of our stories on Google. Green laser beam coming from a hand-held laser pointer. They're in grocery store scanners, internet connections and car backup ...

Add Yahoo as a preferred source to see more of our stories on Google. With summer around the corner, the semi-creepy targeted advertisements seem to be reading your mind. They appear to know just what ...

Yes, laser hair removal devices really do work to reduce unwanted hair in a number of treatment areas on the body and face, depending on your skin type and hair color. Whether it’s an at-home device ...

Do Laser Caps Work for Hair Growth? If you’ve ever searched for hair loss treatments, you may have stumbled across something called laser hair growth caps. Less invasive than a hair transplant and ...

The Bomem DA3 is a type of Fourier transform spectrometer used for measuring various spectral data and [Usagi Electric] has one. On his quest to understand it he runs down a number of rabbit holes, ...