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

This all-purpose presence sensor is a master at monitoring indoor activity and linking it to smart home features you already ...

Aqara has announced the Spatial Multi-Sensor FP400, a new presence sensor that it says is precise enough to suss out whether ...

The company is tapping the terahertz band of the electromagnetic spectrum to bring out the best qualities of more common ...

Hesai said it now plans to build as many as 4 million lidar sensors in 2026, up from 2 million, as it tries to corner a ...

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 ...

If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard ...

L’Oréal wins CES 2026 Innovation Awards for its new infrared Light Straight + Multi-styler and flexible LED Face Mask.

Follow any beauty biohacker on social media right now and you’ll hear them raving about the benefits of red-light therapy. There's so much hype about the technology that it's fair to ask, “Does ...

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 ...

GameSpot may get a commission from retail offers. Following a leak for 007: First Light, it's now been confirmed that the game's villain, Bawma, will be played by Lenny Kravitz. This was confirmed ...

Researchers at Tsinghua University developed the Optical Feature Extraction Engine (OFE2), an optical engine that processes data at 12.5 GHz using light rather than electricity. Its integrated ...