Moving horizontally across the screen one can read the sound waves for different directions. Remember, when in a submarine one must think up and down as well as left and right. Sonar technicians ...

As the search continued for the sub in its second day, reports emerged that banging noises, which were detected at 30-minute intervals, were picked up on sonar ... making that sound, and the ...

Joe Tofalo, the director of sub warfare, told DT. Aside from the sonar tech, the Navy is coating ... the engine room is being fitted with about a dozen sound-deadening tricks, Defense Tech reports.

The time between sending and receiving a sonar sound pulse that detects a submarine on the seabed is 0.12 s. Calculate how far below the ship the submarine is.

Research by the U.S. Navy has developed a new passive sonar method that could revolutionize stealth underwater drones.

Sounds Localized to Speaker The peculiar noises, described as resembling submarine sonar or tapping from outside ... and a recording of the mysterious sound quickly circulated on social media ...