When we look at the weather, radar plays a big role in helping us understand if it's raining or snowing. Here's how it works: Radar works by sending out radio waves that travel through the air. When ...

Charged with determining if the ionosphere could be penetrated by radar, Lt. Col. John DeWitt of the Army Signal Corps ...

AMES, Iowa – Iowa State University engineers have developed a new flexible, stretchable and tunable “meta-skin” that uses rows of small, liquid-metal devices to cloak an object from the sharp eyes of ...

The rapid evolution of millimetre-wave (MMW) imaging and radar systems is transforming applications across security, remote sensing, and non-destructive testing. These systems utilise electromagnetic ...

The U.S. has spent half again as much (nearly $3 billion) on radar as on atomic bombs. As a military threat, either in combination with atomic explosives or as a countermeasure, radar is probably as ...

A radar screen is shown in the generic image. In a future that has self-driving cars and super-fast broadband even in the planet’s most remote places, private companies are going to need a whole lot ...

US Growler jets reportedly played a key role in blinding Venezuela’s air defences by jamming radar and military ...