Discovered more than a century ago, the electromagnetic spectrum is the basis on which our universe operates. Without it we wouldn’t be able to see, stars wouldn’t shine, and life would not exist.

Sarah Tesh reviews Light: the Extraordinary Energy That Illuminates Our World by Jess Wade, illustrated by Ana Sanfelippo ...

The Department of Defense wants to share bands of the electromagnetic spectrum with industry — and to do so, it needs a modern IT infrastructure to support automated sharing back and forth. Defense ...

The electromagnetic spectrum is a rainbow of light waves that surround us — but we only see a small part of it. From radio waves to gamma rays, each type of light has its own properties and uses. By ...

The Sun emits electromagnetic radiation across a broad spectrum, including visible, infrared, microwave, radio, ultraviolet, X-ray, and gamma-ray wavelengths. Visible light, comprising wavelengths ...

The portions of the electromagnetic spectrum in question are those that fall between 3.1 to 3.45 gigahertz (GHz) and 7 and 8 GHz. Telecommunication companies for years have utilized parts of the ...

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 ...

WASHINGTON — The U.S. Army is working on a new tool to provide a much needed visual of the signals that command posts and units leak into the electromagnetic spectrum, possibly giving away their ...

EGLIN AFB — Eglin Air Force Base is the home, at least for now, of a first-of-its-kind Air Force wing working in the electromagnetic spectrum, which stretches from radio waves to visible light ...

In 2024, General Stephen Whiting, the commander of U.S. Space Command opposed the sale of both the 3.1 to 3.45 GHz and the 7.0 to 8.0 GHz parts of the electromagnetic spectrum when he testified ...