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 ...

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.