A humpback whale using a bubble net to feed. A new hydrophone developed by a UC Davis physicist is enabling researchers to listen to the sound cues that the whales use to coordinate this feeding ...

Detecting weak and low-frequency underwater sounds remains a major challenge for ocean monitoring, navigation, and marine exploration. Researchers ...

Underwater acoustic source localization and depth estimation are pivotal techniques in oceanographic research, maritime surveillance and environmental monitoring. These methods utilise the propagation ...

Challenges in approaches to creating underwater communication links. How a unique piezoelectric array can be used for zero-power links. The special electrical and mechanical issues addressed when ...