As a result, purple and magenta are known as "nonspectral" colors, because they don't really exist as actual electromagnetic radiation. Nonspectral colors like purple are made of two wavelengths of ...

Learn about the electromagnetic spectrum, the order of the waves, their uses and dangers with this guide for KS3 physics students aged 11-14 from BBC Bitesize.

The 111th Electromagnetic Warfare Company traces its lineage to the only Georgia National Guard unit mobilized during the ...

Toward the middle of the electromagnetic spectrum lies visible light — the light our brains can see — which represents only about 0.0035% of the electromagnetic spectrum. This is what we ...

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 ...

When Air Combat Command redesignated the EC-37B to become the EA-37B in 2023, it was to better identify the platform’s mission: find, attack, and deny enemy use of the electromagnetic spectrum.

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 portions of the electromagnetic spectrum in question are those that fall between 3.1 to 3.45 gigahertz (GHz) and 7 and 8 GHz.