The U.S. Army of the future may move away from the traditional radio frequencies toward little-used spectrum in part by using card-based radios, liquid metal antennas and laser communications. Today’s ...

Thanks to their agility and resilience, software-defined radios can provide a capable first line of defense against threats ...

Electromagnetic spectrum operations (EMSO) have rocketed to prominence across the U.S. military, complete with their own doctrine, billets and centers of excellence. Yet decades before EMSO was ...

The current fighting in Ukraine has demonstrated how electronic warfare systems can be employed to enable the protection and targeting of ground forces, foreshadowing how U.S. forces must be prepared ...

The industrial, scientific, and medical (ISM) radio frequency bands find common use in electronics systems, by virtue of their comparatively lightly regulated nature versus (for example) spectrum ...

Artistic rendering of a telecommunications satellite in space above Earth. Credit: Alamy Congress is reopening a Pandora’s Box of spectrum allocation as it weighs opening up certain frequencies that ...

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 ...

There is more to light than meets the eye, and it teaches us a lot about the universe. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Parts of ...