If you have melasma or hyperpigmentation, tinted sunscreens are your best bet. They blend well with darker skin tones and ...

It also protects the skin from the sun's damaging ultraviolet (UV) rays, which can cause ... be a particular color, whether white, tan, brown, or dark brown to black. Almost everyone has melanin ...

While sunsets on Mars are uniquely moody, NASA 's Curiosity rover has captured a stunning image of a martian sunset, featuring light rays that ... by Curiosity's black-and-white navigation cameras ...