I recently had to build an infrared close proximity sensor that could tell if something was dropped in a parcel delivery drop box. After some searching, I ended up using a microcontroller and a piece ...

The Xiaomi Human Body Sensor has been announced in China via a crowdfunding campaign. The new Xiaomi Human Body Sensor is the latest gadget to be integrated into the Xiaomi smart home ecosystem. The ...

An early start to treatment is crucial to successful therapy. A new sensor is helping with early detection. For the first ...

Researchers developed a type of infrared photodiode that is 35% more responsive at 1.55 m, the key wavelength for telecommunications, compared to other germanium-based components. Detecting infrared ...