electromagnetic waves

Cultural

Waves composed of undulating electrical fields and magnetic fields. The different kinds of electromagnetic waves, such as light and radio waves, form the electromagnetic spectrum. All electromagnetic waves have the same speed in a vacuum, a speed expressed by the letter c (the speed of light) and equal to about 186,000 miles (or 300,000 kilometers) per second.

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electromagnetic waves

Unlike axions, dark photons can produce electromagnetic waves even when no magnetic field is present, so the researchers searched the dataset for the different signature those particles would be expected to create.

From Science Daily ● Sep. 6, 2026

Quaise's application involves "sending electromagnetic waves in the microwave millimetre wave spectrum to essentially melt and vaporise through the rock," explains Harry Kelso, Quaise's communications manager.

From BBC ● Jun. 25, 2026

In 1886, the German physicist Heinrich Hertz demonstrated the existence of electromagnetic waves and discovered radio waves.

From The Wall Street Journal ● Apr. 26, 2026

His research showed that plasma around the pulsar bends and spreads electromagnetic waves through diffraction, helping form the pattern.

From Science Daily ● Mar. 28, 2026

That's why people discover mathematical infinity and electromagnetic waves, that's why they write symphonies.

From "Into the Wild" by Jon Krakauer

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023