For Android users who want more than just a sleep tracker, the Galaxy Watch 8 offers full smartwatch capabilities plus robust overnight monitoring. It records sleep stages, heart rate, peripheral ...

Want crisp images? Cleaning your camera's sensor reduces smudges and particles from appearing on your images — here's how to do it.

Abstract: A method to increase sensitivity of a resonant sensor for permittivity measurement is presented. The sensor is based on a quasi-lumped-element LC-tank whose resonant frequency is changed ...

Abstract: Energy optimization is a critical challenge in wireless sensor networks (WSNs) due to its direct impact on the network lifetime. This paper proposes the use of the K-means algorithm combined ...

Researchers from Guangxi University, China have developed a new gas sensor that detects ammonia with a record speed of 1.4 seconds. The sensor's design mimics the structure of alveoli—the tiny air ...