NASA created a haunting audio clip of sound waves rippling out of a supermassive black hole, located 250 million light-years away. The black hole is at the center of the Perseus cluster of galaxies, ...

The researchers say that the most likely explanation is that it's a shock wave from past activity in the galaxy, which could ...

A radio telescope on its way to the Moon captured a “selfie” of our planet’s radio waves, updating a vintage 1990s science experiment by Carl Sagan. The ROLSES instrument rode to the Moon aboard ...

Astronomers hunting for evidence of the light from the first stars and galaxies have found that the universe was warm, rather than cold, before it "lit up." ...

In the past three years, astronomers have discovered a mysterious new type of radio source. We call these long-period transients. These objects emit bright radio signals that repeat every few minutes ...

Astronomers studying a distant galaxy cluster stumbled upon ancient radio signals that might hold clues to the formation of the early universe. While studying the distant galaxy cluster known as ...

Four students in Hillsdale College’s LAUREATES Program revived a radio telescope over the summer at the U.S. National Science ...

As you might expect, the University of Puerto Rico at Arecibo has a fascination with radio signals from space. While doing ...

"Punctum" may sound like type of punctuation, but to some scientists, it constitutes what may be a brand new type of cosmic object. In a new interview with Gizmodo, Elena Shablovinskaya, a radio ...

The RT-70 radio telescope in Crimea was once used to support missions to Venus and transmit messages to potential alien life ...