The UV Index isa measurement of the intensity of the sun and its radiation. Meteorologist Lauren Brand explains what it is and how to stay safe.

A set of breakthroughs from scientists at the Department of Energy's Lawrence Berkeley National Laboratory (Berkeley Lab) is ...

UV LED nail lamps are very trendy right now, allowing people to quickly wrap up their manicures at the salon or in the ...

A theoretical model for the dependence of the diode forward voltage (V/sub f/) on junction temperature (T) is developed. A new expression for dV/sub f//dT is derived that takes into account all ...

Sun safety for the entire family Everybody needs some sun exposure to produce vitamin D (which helps calcium absorption for stronger and healthier bones). But unprotected exposure to the sun's ...

Make a truth teller for light. Turn an old CD into a spectroscope to analyze light—you may be surprised by what you see. Try pointing your CD spectroscope at the fluorescent light in your room, sunlit ...

UV light-mediated difunctionalization of alkenes through an aroyl radical addition/1,4-/1,2-aryl shift has been described. The resulted aroyl radical from a photocleavage reaction added to acrylamide ...

In the summer, your strands face harsh elements, including UV rays that degrade hair proteins, chlorine that strips natural oils and saltwater that leaves hair dry and brittle. Without proper care, ...

Shampoos and conditioners that protect your hair from UV rays and chlorines by: Talia Ergas, BestReviews Staff Posted: Jun 25, 2025 / 01:08 PM CDT Updated: Jun 25, 2025 / 01:08 PM CDT ...