Radar systems generally consist of a transmitter which can produce electromagnetic signal and which is radiated into space using an antenna. When this signals strikes an object it reflects into many ...

The first global study of all the surface water on Earth is now underway. Last December, atop a Falcon 9 rocket, NASA launched a new satellite into orbit from Vandenberg Space Force Base in Santa ...

As radar technology continues to advance, it offers an increasingly broad range of capabilities, making it a viable alternative to traditional passive infrared (PIR) sensors. With radar’s enhanced ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." But the primary purpose of any decent detector is to sniff out various types of police radar—X, K, and Ka ...

Preliminary images from the most powerful Earth radar satellite ever launched offer a tantalizing glimpse of the science the mission will be able to deliver.

Radar, which stands for radio detection and ranging, has been around for almost as long as controlled flight. Robert Watson-Watt and Arnold Wilkins conducted the first experiments that led to a ...

This article was updated in September 2025 with new products and information. Radar detectors aren't just gadgets—they're tools of the trade for serious drivers. Having spent years behind the wheel ...

(CNN) — Powerful storms roared across parts of southern Oklahoma Tuesday night and produced dangerous and unusual tornadoes, including one incredibly rare type. Multiple tornadoes were ongoing ...