Traditional sonar and radar use an echo-based approach, and have been amazingly successful in sensing and tracking vehicles and objects under water, through the air, or even in space. The principle is ...

The amount of data the Defense Department collects has exploded with the number of increasingly sophisticated sensors on ships and submarines. And to tackle this, DOD will need to embrace cross-domain ...

BOSTON (AP) Robert H. Rines, a lawyer, composer, inventor and physicist whose discoveries led to sharper resolution in radar, sonar and ultrasound imaging and who claimed to have seen the Loch Ness ...