Is America’s missile defense as robust as its weakest hard disk? Chenguang Gong, a dual citizen of the United States and ...

At first glance, the infrared light sensor seems pretty useless. After all, you can’t get the motion sensor objective with this tool, and both ghosts and humans can trigger it.

This discovery is significant because it could help track urban trash in places where ground surveys are challenging or ...

The red indicator on the same side is lit when an object is detected. Closing Note To sum up then, the infrared close object alert device (simply an active infrared proximity sensor) transmits pulsed ...

Just a few months after wrapping up its seventh test flight in orbit, Space Force’s experimental vehicle known as X-37B is ...

Infrared light -- just beyond red in the color spectrum but invisible to humans -- is already used in some devices, like TV remote controls and the motion sensor for Microsoft's Kinect video game ...

Compound semiconductors (e.g., InGaAs) having an optimal absorption band of 900–1700 nm, are used to detect light in the near-infrared region.

The YL-70 4-channel line tracker sensor provides easy line tracking because the associated YL-73 line sensor is composed of an infrared light sender and a receiver. Each pair can sense the difference ...