A diode is a small but powerful component that only lets electricity flow in one direction. In this video, you'll learn how ...

For the first time, researchers in China have demonstrated a high-temperature superconducting diode effect, which allows a ...

A diode is a tiny component that controls the flow of electricity by allowing current to pass in only one direction. This video explains how diodes work, what makes them unique, and why they’re used ...

At-home use of red light therapy masks requires a purposeful, consistent approach. These are the steps for the best results.

Over the past decades, engineers have introduced numerous technologies that rely on light and its underlying characteristics.

The DarkSkys model regularly retails for $45, and we haven't seen it on offer all too often. The Pikoy projector is the most ...

Fifteen years ago, touring with lasers meant hauling argon gas tanks and cooling systems that filled entire trucks. Crews ...

Scientists have discovered how to electrically power insulating nanoparticles using organic molecules that act like tiny antennas. These hybrids generate extremely pure near-infrared light, ideal for ...

This FDA-approved treatment can help improve skin health and vitality while decreasing the appearance of acne, scars, and ...

The human eye can only detect wavelengths in the visible light range, but a new imaging system will let us "see" infrared ...

When choosing different types of light fixtures for your kitchen, Mike Holmes recommends opting for this type of bulb.

Known as the Chigubhu lantern, a Shona name for a bottle, this portable light was made using recycled materials by a ...