A big battle is raging over who can control the electromagnetic spectrum’s finite space. Whether you love President Donald J.

There's lots to discover in the electromagnetic spectrum. Here's a tour that begins with radio waves and takes you through microwaves, infrared radiation, light, ultraviolet radiation, and X-rays.

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 ...

The Flares of the Sun Another "window to the universe, until recently closed to astronomers on earth, lies at the ultraviolet end of the electromagnetic spectrum. The earth's atmosphere absorbs ...

The highest resolution image of all, this image of the sun's corona — its outer and hottest atmosphere — was taken in the extreme ultraviolet region of the electromagnetic spectrum.

Radiation within the visible spectrum can appear black if it is low in power – more specifically, lower in power than its ...

Electromagnetic waves are members of a family of waves with common properties called the electromagnetic spectrum. The electromagnetic spectrum is a continuous range of wavelengths. The types of ...

Visible wavelengths also pass through the "optical window," the region of the electromagnetic spectrum that passes largely unattenuated through the Earth's atmosphere. (Blue light scatters more ...

F OR SOLDIERS at the front, electromagnetic defences are as vital as air: invisible when present, and disastrous when not. In ...

Sulfates and black soot are particles formed by industrial processes. Some of these particles are found in the atmosphere over the Arctic Ocean. The sulfates stay in the atmosphere and reflect ...