The electromagnetic spectrum has many types of light waves. It includes radio waves, microwaves, infrared light, visible light, ultraviolet, X-rays, and gamma rays. Each type of light has a different ...

Why the electromagnetic spectrum is so interesting and useful for scientists and everyday life.

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 Defense Department’s futuristic research agency has finalized its contest plans—backed by nearly $4 million in prizes—for the creation of a radio that can withstand wireless congestion. DARPA's ...

The ability to detect radiation across the electromagnetic spectrum is vital for astronomers, as only a small fraction of the light in the universe comes in the visible part of the spectrum.

Parts of the electromagnetic spectrum invisible to human eyes reveal a vast amount of information about the universe, but it took a long time for astronomers to learn how to view it.

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.

If we are to reduce the Army’s electromagnetic signature, we must invest in smart power technology that reduces heat signature, decoy technology that confuses the enemy, and integrated capabilities ...