This article explains an upgraded smart solid-state AC switch system that uses microwave Doppler radar instead of traditional ...

Lockheed Martin announced Nov. 17 that it had conducted the first flight test of a new distributed infrared threat warning system. The company shared images of its Rockwell Sabreliner testbed aircraft ...

Mowing the lawn is a tedious and time-consuming chore, but with a robot lawn mower, it doesn't have to be. We've been reviewing robot lawn mowers for nearly a decade, so we know what to look for when ...

Abstract: Radar-based remote vital sign sensing and measurement has recently gained substantial attention due to its noncontact and noninvasive nature. Currently, a considerable amount of research is ...

Ultra-low power sensors can bring monitoring to places that cannot be easily connected to power grids. All their power needs can come from small batteries or even microgenerators that can draw a ...

For setups that rely on stored water, clear awareness of tank level and water quality is essential. Traditional level ...