A presence sensor uses wave radar technology to sweep a room, looking for the slightest movement, not the broad gestures that ...

Detecting infrared light is critical in an enormous range of technologies, from remote controls to autofocus systems to ...

Smart home device maker Aqara has introduced many sensors and controls at CES 2025, including a new wall panel for ...

The Aalto University team has developed a photodiode that is 35 percent more sensitive than other currently used ...