Light sensors often use an infrared LED as a light source. Infrared LEDs have a greater intensity than LEDs that emit visible light. And when infrared photodiodes are used the sensors are relatively ...

Dark matter is an elusive type of matter that does not emit, absorb or reflect light, interacting very weakly with ordinary ...

For now, there's no reason for concern, but that could change in coming years. Kind of seems like yet another can’t really be used in the real world, attack. The attacker has to be sending specific ...

Scientists have developed a fully transparent skin sensor that accurately measures UV radiation, detecting light and converting it to electrical signals. So when the Sun's rays reach damaging levels, ...

Originally hailing from Troy, Ohio, Ry Crist is a writer, a text-based adventure connoisseur, a lover of terrible movies and an enthusiastic yet mediocre cook. A CNET editor from 2013 to 2024, Ry's ...

Members can download this article in PDF format. Light sensors detect the presence or absence of light, and the intensity of that light. These sensors then convert light energy into an electrical ...

That’s right, Apple might be putting ambient light sensors into future pairs of its earbuds. The reason? So they can be used as part of a health monitoring system. This comes from a (paywalled) ...

Sometimes the smallest and most utilitarian thing can make the biggest difference in your home. With a proper night light, for example, there are a lot fewer accidents caused by trying to navigate in ...

Researchers in Sweden have unveiled a way to create high-performance electronic electrodes using nothing more than visible light and specially designed water-soluble monomers. This gentle, ...

A couple who have lived in their country home for 25 years are now in a dispute with new neighbors who built a house 20 feet ...