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 ...

"Temperamental" stars that brighten and dim over a matter of hours or days may be distorting our view of thousands of distant ...

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.

"Why are there so many songs about rainbows?" sings Kermit the Frog in a song (about rainbows) called "Rainbow Connection" from 1979's "The Muppet Movie." And it's not just songs that feature rainbows ...

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

A research team at POSTECH has developed a novel multidimensional sampling theory to overcome the limitations of flat optics.

It’s often deemed the first color, the strongest color, the color that stands for color itself. So why does it keep slipping ...

Nasa's new space telescope Pandora is set to study at least 20 unknown exoplanets to analyse their atmospheres for haze, ...

A much touted emerging treatment, red light therapy, lives up to the hype for a lot of health claims, but certainly not ...

Having become one of the great cultural events in California, PST ART advocates dialogue between both disciplines with an ...

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