It’s pretty easy to take a balloon, fill it up with helium, and send it up in to the upper atmosphere. It’s much harder to keep track of it and recover it when it falls back to Earth. If you’re trying ...

Abstract: Sound source Direction of Arrival (DOA) estimation is pivotal in various applications such as speech recognition, source localization, and acoustic surveillance. Sound Intensity (SI) based ...

Installing a smart water sensor can save you a lot of money and hassle. The top leak detectors we've tested immediately alert you to issues and even shut off your home's water supply. I’ve been ...