These are tech expert Marc Salzman's top CES picks for USA TODAY after his hands-on with future gadgets and gear in Las Vegas ...

Light bulbs have changed a lot in the past 20 years, and many states are now banning CFL varieties from being sold. Here's ...

Using a single microcontroller port to drive a multi-digit LED display to help engineers with those last-minute design ...

Follow along with Gizmodo as we check out all the latest gadget announcements from the year's biggest, most-packed tech event ...

A new type of OLED can generate left- or right-handed circularly polarized light from just one form of light-emitting ...

It turns out the "10-year lifespan" printed on your LED box is often a total fantasy. I spent years falling for the marketing, only to end up standing on a ladder every six months replacing bulbs that ...

Here we describe an electronic system that uses a dedicated water-level sensor to switch off the pump motor as soon as the ...

Dermatologists explain the science behind wildly popular treatments like red light therapy, which is now available at home—for a steep price. Full-face LED masks like this one can cost up to several ...

A panel of the US Court of Appeals for the Ninth Circuit on Friday ruled that California’s restrictions on openly carrying ...