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.

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 ...

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 art of deception, as old as war itself, can garner astonishment when one side’s competence enables it to pull off an audacious plan. Warfighters can exploit the electromagnetic spectrum to deceive ...

The Army is developing a tool to monitor electromagnetic spectrum emissions to help prevent adversaries from geolocating teams in the field. (Staff Sgt. Armando R. Limon/Army) WASHINGTON — The U.S.

A: The Sun emits light in virtually every part of the electromagnetic spectrum, albeit some more than others. The sunlight that we see — aptly named visible light — falls into only a very ...

A bipartisan group of lawmakers who co-chair the Congressional Electromagnetic Warfare Working Group said the Defense Department needs to take more of an active role in enhancing its spectrum use ...

The next electromagnetic spectrum band after radio waves are microwaves. As microwaves cover wavelengths between 3.3 feet and 0.04 inches (1 meter and 1 millimeter), ...

You can see how the electromagnetic spectrum works in the handy graphic below. Shorter wavelengths are on the left and longer wavelengths are on the right. entirelysubjective/Flickr ...