Jason Souhrada used his homemade sonar device to crack the case. "It's nice to know that I have this, and I can go out and start looking for somebody that's missing in our area," said Souhrada.

The Ocean City Fire Department has announced the recent purchase of the AQUAEYE advanced sonar device, a groundbreaking tool ...

Some artifacts found by NPS archaeologists on the Upper Delaware riverbed have been identified, while other magnetic ...

To understand the impacts on dolphins, his team monitored the response of pods off the coast of California as sonar devices were dipped into the sea at specific locations by military helicopter.

On a small tender dingy roughly six feet long and with a small outboard motor and a sonar device, they travel through the Everglades. Minutes in, Mike Sullivan and his brother get their first hit ...

The device makes sound waves scatter around an object making it invisible to sonar detection. In order to achieve this, the researchers used a "smart" material with special properties. The ...

In the early 2000s, Nauticos searched west of the island with deep-sea sonar devices, but did not find any wreckage. The team continued operations in 2017. In response to Deep Sea Vision’s ...

A survey vessel with side-scanning sonar devices attached is used to find the beaver entrances. They then dig upwards - often close to the surface - to create a network of dry tunnels which are ...

A builder uses an ultrasonic device to measure the length of a room. The device shows that the distance from one wall to the opposite wall is 8.25 m. If the speed of ultrasound in air is 330 m/s ...

"And you really can't see anything, but this [side-scan sonar] device allows us to take a peek and maybe be able to find and identify objects of interest." A boat tows the side scan device called ...