Researchers from Cornell University and KAIST have developed a system that turns ordinary smartwatches ...

To help small aerial robots navigate in the dark and other low-visibility environments, my colleagues and I developed an ...

Police officers in southwestern Oklahoma appear to be on their way to solving a pair of decades-old cold cases while learning how to use new sonar imaging equipment on a remote lake. Sonar itself may ...

A sonar ping led deputies to a stolen pickup truck sitting feet beneath Wolf Lake, according to the Van Buren County ...

In sport fishing’s recent history, we’ve used tools to look deeper and farther than what we can typically see from the bridge. Using a conventional sounder confirms what the boat has already passed ...