A blast of radio waves from the outskirts of an ancient galaxy challenges theories about what creates such bursts.

Sending electromagnetic waves into the air. In 1894, Marconi transmitted the first radio waves. The first commercial radio station to transmit audio frequencies was KDKA in Pittsburgh ...

The first steps toward inventing radio involved discovering electromagnetic waves and their potential ... that by sending the first long-distance transmission of human voice and music from ...

In a major development, researchers have created a transparent device that can harvest energy from both radio waves and sunlight ... while enabling the efficient transmission of visible light ...

As a technology to achieve 400-Mbps-class wireless transmission, we are researching a scheme using millimeter waves in the 42-GHz band, which enables large-capacity transmission with a wide ...

At double the width of our Milky Way galaxy, this jet of radio waves is the biggest ever detected so early in the history of the universe, astronomers reported Thursday. Radio jets like this are ...

Information is coded into the wave before transmission, which can then be decoded when the wave is received. Television and radio systems use this principle to broadcast information. Microwaves ...