They're in grocery store scanners, internet connections and car backup cameras. Whether you realize it or not, you interact with lasers every day. This light-based technology has helped build the ...

Who doesn't love a humongous laser? Here at ExtremeTech, we're fans of both 1) technology and 2) extremes, and lasers are toward the far end of both spectra. So, do you have a minute? In the spirit of ...

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 ...

What does the word “laser” mean? What is a laser? How does it work? These are common questions from people wondering if a laser could treat their condition, whatever it is. Biologically it is a single ...

As musculoskeletal rehab continues to move away from opioids and toward non-invasive pain management, photobiomodulation (PBM) has become a serious clinical tool rather than a fringe modality. At one ...

As an increasingly popular longevity tool, red-light therapy is said to help improve skin and hair health, enhance cellular ...

(THE CONVERSATION) Nations around the world are rapidly developing high-energy laser weapons for military missions on land and sea, and in the air and space. Visions of swarms of small, inexpensive ...

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 ...