We all understand the importance of sunscreen in protecting us from ultraviolet (UV) radiation, and how it reduces our risk ...

One of the most enticing features of Korean sunscreens is the PA rating system, which offers clarity ranging from PA+ to ...

I used to be one of those people who dreaded putting on sunscreen. We all know the drill: the sticky texture, the dreaded ...

As the U.S. continues to wait for newer sunscreen ingredients, patients should use tinted sunscreens to protect against visible light that causes photodamage, melasma and hyperpigmentation, according ...

Radiation within the visible spectrum can appear black if it is low in power – more specifically, lower in power than its ...

Temperamental' stars that brighten and dim over a matter of hours or days may be distorting our view of thousands of distant planets, suggests a new study.

GIA’s laboratories use advanced instrumentation and research to deliver accurate grading, identification, and origin ...

We all love sunlight, but its UV rays can damage our skin. Dermatologists at the American Academy of Dermatology and the Skin ...

Using 20 years of data from the Hubble Space Telescope astronomers have discovered that turbulent stars could be corrupting ...

This study introduces a multidimensional sampling theory, overcoming Nyquist limitations and enhancing metasurface design for advanced optical applications.

Tunable lasing at around 405 nm is realised with an InGaN device featuring a narrow-ridge active channel and a periodically ...