AMONG the facts to be explained in a satisfactory theory of the propagation of radio waves over the earth's surface are the curvature of the rays in transmission between stations far apart ...

British soldiers have successfully taken down drones with a radio-wave weapon. The demonstrator weapon, a type of ...

The British military has used radio wave weapons for the first time to destroy a swarm of drones, reports the "Daily Mail." ...

The interstellar plasma is turbulent and scatters pulsar radio waves slightly away from a direct, straight line path. The ...

Laser plasma acceleration is a potentially disruptive technology: It could be used to build far more compact accelerators and open up new use cases in fundamental research, industry and health ...

British Army soldiers successfully tracked, targeted and destroyed swarms of small drones in the latest test of a Directed ...

At the border between infrared and radio waves lie electromagnetic ripples measured in millimeters. They are now made in the laboratory, where they are used to study the properties of atoms and ...

The breakthrough technology can target and disable the electronic circuits in drones via invisible radio waves. It should British or Ukrainian troops to counter Vladimir Putin's favoured tactic of ...

We have recently succeeded in detecting the diffraction pattern of radio waves scattered from the electron trail as a meteor passes at right angles through the aerial beam. These observations lead ...

Half a century ago, Italy ignited a new voice in the airwaves: that of free radios. The documentary "Rebel Waves 50 Years of ...

The classic crystal radio was an oatmeal box with some wire and a few parts. [Michael Simpson] has something very different. He found an assembled Philmore “selective” radio kit. The simple ...