Scientists have revealed that purple, a popular color often associated with royalty, is fake. A figment of our imaginations.

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.

Up until recently, astronomy was reliant entirely on electromagnetic waves. While that changed with the confirmation of ...

This first light, as it's called, shows that all of the spacecraft's systems are working just as expected. "Based on the ...

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 ...

There are seven types of electromagnetic (EM) waves, which make up the electromagnetic spectrum. Electromagnetic waves are transverse waves, and travel at the speed of light. Different types of ...