Researchers at the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) and Technical University of ...

A team at Harvard and Technical University of Vienna have invented a new tunable laser that uses a series of rings to smoothly emit many light ...

Nick Stone discusses some of the many ways in which light can be used for diagnostic and therapeutic applications ...

This significant step forward in the development of photonic power converters – devices that turn laser light into electrical ...

Altogether, the laser demonstrated an outstanding performance on a single chip – producing a clean, single wavelength with very little noise. Most importantly, the light had a linewidth of just 167 Hz ...

Considering laser hair removal? Here's everything you need to know about how it works on those with darker skin.

Physicists at ETH Zurich have developed a lens that can transform infrared light into visible light by halving the wavelength of incident light. The study is published in Advanced Materials.

A small study found that the 589/1,319 nm dual wavelength laser improved facial hyperpigmentation, with patients reporting high levels of satisfaction.“Among various forms of facial ...