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Cosmetics

Smoothing wrinkles in mice — without needles

In the quest for a more youthful appearance, many people slather ointments on their skin or undergo injections of dermal fillers. But topical treatments often aren't very effective because they don't penetrate deep within the skin, whereas…

How the sun damages our skin

Researchers at Binghamton University, State University of New York have discovered the mechanism through which ultraviolet radiation, given off by the sun, damages our skin. What kind of ultraviolet radiation is the worst for our skin? And…

Loose RNA molecules rejuvenate skin

Want to smooth out your wrinkles, erase scars and sunspots, and look years younger? Millions of Americans a year turn to lasers and prescription drugs to rejuvenate their skin, but exactly how that rejuvenation works has never been fully…