If you've experienced acne, actinic keratoses, rosacea, or another kind of skin condition, you know that you'd do anything to prevent them. We all want our skin to look its best, but sometimes it's ...

On March 19, Meredith T. Schwartz ’27, along with all other Harvard undergraduates, received a text from the Harvard University Police Department: Due to a technical issue, all campus “blue light ...

A study led by researchers from the UPC's Terrassa School of Optics and Optometry (FOOT) shows that 1-minute stimulation with blue, green or red light activates several visual and non-visual brain ...

The blue color of the daytime sky results from Rayleigh scattering, where atmospheric atoms and molecules preferentially scatter the blue wavelengths of sunlight more than red, rather than being the ...

I experimented with several red light therapy devices to see if they help wrinkles. I also spoke to dermatologists on the science behind the masks.

If you're starting to notice that your skin is looking a little, well, tired, you're not alone. The visible signs of aging—I’m talking fine lines and wrinkles, dullness, even sallow skin—will strike ...

You have to wear it a lot more than you think.