Even though radar uses electromagnetic waves to detect objects, the same principle has been used with other propagating waves, most often sound waves. While a well-known use of this is sonar ...

The Deepscan cruises use advanced radar and sonar systems to explore Loch Ness. The radar system is specifically designed to ...

What’s the radar enthusiast to do? While it’s not radar, subbing in ultrasonic sensors is how [Dzl] built this sonar imaging system using a lot of radar principles. Initial experiments ...

A Russian submarine collided with a Royal Navy warship's sonar on patrol in the North Atlantic ... Circle after it disappeared from the ship's radar, according to Channel 5, which was filming ...

The Indian Navy plans to procure extra-large unmanned underwater vehicles (XLUUVs) to strengthen its maritime domain awareness (MDA) and combat capabilities.