The US National Radio Astronomy Observatory (NRAO) and the state of Bavaria will build a radio telescope on top of Germany’s highest mountain.

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

The passing gravitational waves “stretch or contract the universe by around 20 meters [about 65 feet] or so,” says Matthew ...

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 ...

Astronomers detect largest radio jet in early universe, double the width of the Milky Way, from a quasar formed within ...

From decades of astronomical observations, scientists know that most galaxies contain massive black holes at their centers.

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

When astronomers detected the first long-predicted gravitational waves in 2015, it opened a whole new window into the Universe.

Astronomers have traced two mysterious fast radio bursts from space to wildly different places, which suggests the phenomenon may originate in diverse ways.

(NASA via AP) NEW YORK (AP) — Scientists have detected cosmic waves that sound like birds chirping in an unexpected ... The chorus has been picked up on radio antennas for decades, including receivers ...