Magnetic fields thread through galaxies, stretch across cosmic voids, and shape the behavior of charged particles over millions of light-years. Yet their origin remains one of the most stubborn ...

January 2, 2026 (ENA)—Ethiopia has formally elevated control of the electromagnetic spectrum to the level of an existential national security priority, as senior government and security officials ...

The hollow SiC/C nanofiber aerogel using a hydrothermal-carbothermal reduction method. ABF-STEM imaging clearly reveals the hollow structure of the SiC/C nanofibers and the abundant interfaces present ...

First sustained operational sorties combine Rivet Joint intelligence gathering with Compass Call electronic attack to refine real world spectrum dominance tactics. The U.S. Force has announced a ...

ARLINGTON, Va.--(BUSINESS WIRE)-- AeroVironment, Inc. (AVAV), a leading provider of advanced research and development innovation for national security missions and warfighter protection, has been ...

The Department of Defense said Wednesday the Dayton, Ohio-based UES secured a $500 million indefinite-delivery/indefinite-quantity contract and two cost-plus-fixed ...

ALPENA — Military and civilian personnel are conducting a large-scale electromagnetic spectrum operations exercise at the Alpena Combat Readiness Training Center through July 25 as part of the U.S.

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 ...

Electromagnetic spectrum is a scarce national resource with significant implications for national security and economic growth. The S-band, spanning from 2–4 gigahertz (GHz), is a crucial frequency ...