These are the best motion-sensing lights for indoor use. Good indoor lighting ensures your home is safe for someone who is ...

Eric Fossum, the inventor of the modern CMOS sensor and longtime friend of DPReview, was recently awarded the Draper Prize ...

This project utilizes an Arduino Uno CH340G development board paired with a DHT11 temperature and humidity sensor to create a compact yet capable environmental monitoring system. It measures ambient ...

Abstract: Light source and photodetector are necessary elements for liquid concentration sensing system. Normally, two different devices are needed to realize these functions. The coexistence of ...