Not every laser color is available with the right properties for a specific job. To fix that, scientists have found a variety of ways to convert one color of laser light into another. In a new study ...

Floridians are jumping on the newest TikTok trend: changing your eye color. The young and old have discovered that turning brown eyes blue or hazel eyes green can be as simple as putting in color ...

Scientists have created a new light-activated ink that can change color on demand. It’s made up of microbeads of different colors that rise or sink in response to different wavelengths of light so ...

Don’t want to be a brown-eyed girl anymore? If you’re not afraid of the risks, including going blind, iris color-changing surgery, the latest procedure to go viral online, might be for you. The ...

UPTON, NY—Lasers are intense beams of colored light. Depending on their color and other properties, they can scan your groceries, cut through metal, eradicate tumors, and even trigger nuclear fusion.