The electromagnetic spectrum, or EM spectrum, is the name given to the collection of all electromagnetic radiation in the universe. This is a type of energy that pervades the cosmos in the form of ...

What is the electromagnetic spectrum? Light is more than what we see. The Sun sends out a number of waves of light in different wavelengths. Find out about wavelengths and the electromagnetic ...

But did you know that there's more to light than meets the eye? Let’s explore the amazing world of the electromagnetic spectrum! The electromagnetic spectrum has many types of light waves. It includes ...

By 2013, the Army expects to mint about 1,600 soldiers skilled in the dark arts of the electromagnetic spectrum. Electronic warfare, also known as EW, is "the struggle for control of the ...

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. For thousands ...

Save guides, add subjects and pick up where you left off with your BBC account. The electromagnetic spectrum is a continuous range of wavelengths. The types of radiation that occur in different ...

part of the electromagnetic spectrum. Like all waves, light’s nature is defined by its wavelength – the distance between two crests or troughs. At different wavelengths, it takes on different ...