A new kind of sonar maps entire underwater landscapes, along with the fish swimming over them, according to the journal Science. Scientists say the new device could be a breakthrough — or spur a new ...

Experts are looking at the ocean floor off Ewa Beach to gain more insight into the wreckage of Transair Flight 810. Investigators with the National Transportation Safety Board are trying to uncover ...

Reliable perception in underwater environments remain challenging due to poor visibility and the limitations of optical sensors. Acoustic sensing, particularly sonar, provides a robust alternative for ...

Hydrographic maps reveal subsurface features with the potential to hold fish, the degree to which largely depends on the ...