Astronomers sifting through data from the Murchison Widefield Array, a radio telescope in Western Australia, found themselves ...

Back to our radio signal. The electrons in our wire are moving, but not in one direction. These electrons are moving back and forth. Actually, the wave displayed in the activity is a ...

At the border between infrared and radio waves lie electromagnetic ripples measured in millimeters. They are now made in the laboratory, where they are used to study the properties of atoms and ...

An unexpected television signal traced to an airplane led to a new method for pinpointing unwanted radio signals, as growing ...

At double the width of our Milky Way galaxy, this jet of radio waves is the biggest ever detected so early in the universe's ...

Since the waves all travel at the speed of light ... While the Microwave Window is a “cosmic quiet zone” the existence of the radio emission lines marking the Water Hole illustrates a problem: ...