You might think traffic light systems are fairly basic. After all, electric traffic signals first appeared all the way back in 1914. However, they have advanced significantly since their inception, ...

CU Boulder researchers have built high performing optical microresonators opening the door for new sensor technologies. At its simplest form, a microresonator is a tiny device that can trap light and ...

Smartphone cameras are becoming smaller, yet photos are becoming sharper. Korean researchers have elevated the limits of next-generation smartphone cameras by developing a new image sensor technology ...

Dhruv Bhutani has been writing about consumer technology since 2008, offering deep insights into the Android smartphone landscape through features and opinion pieces. He joined Android Police in 2023, ...

To continue reading this content, please enable JavaScript in your browser settings and refresh this page. Preview this article 1 min The utility installed sensors on ...

This all-purpose presence sensor is a master at monitoring indoor activity and linking it to smart home features you already use. Tyler has worked on, lived with and tested all types of smart home and ...

"Earlier works introduced other methods to search for light dark matter, which for instance relied on an elongated detector or a classical array of detectors," explained Fukuda. "However, these ...

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, ...

Photoplethysmography (PPG) is an optical sensing technique that measures blood volume changes and underpins devices ranging from hospital-grade pulse oximeters to consumer wearables that track heart ...