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 ...

Researchers have used advanced deep-sea imaging technology to provide detailed, high-definition images and video of a First World War submarine lying off the coast of California. Researchers at the ...

The race to simplify marine navigation operations with new and beautiful technology and elegant software accelerated rapidly over the past five years, and it was already moving at light speed the five ...

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 ...

I have loved electronics ever since Lowrance/Eagle introduced its first handheld GPS, with about a hundred buttons on it, back in 1995. Before that, I took a celestial navigation course with a ...

Hawk moths may be jamming bat sonar signals by rubbing their genitals. The behavior, reported in Biology Letters on 3 July, creates an ultrasonic noise that could be used to scare off an attacking bat ...

Following what is the most destructive and deadliest wildfire season on record in California last November, there has been increasing concern about the severity of wildfires in the years to come.