Three basic battlefield skills all soldiers learn early in their training is to “shoot, move and communicate.” But in the modern battlefield, firing a weapon or using a radio is almost certain to ...

The electromagnetic spectrum, or EM spectrum, is the name given to the collection of all electromagnetic radiation in the universe. This is a type of energy that pervades the cosmos in the form of ...

You can change the radio station you're listening to with the flick of a dial. But imagine if your radio let you tune into any frequency you want, no matter how high. You wouldn't be stuck with the ...

Radio frequency (RF) refers to the part of the electromagnetic spectrum where electromagnetic waves can be generated by alternating current fed to an antenna. It spans from around 3 kHz to 300 GHz. RF ...

Starlink has proved critical for combat operations in Ukraine, and the system appears nimble enough to withstand sophisticated Russian electromagnetic attack. The U.S. military once dominated this ...