The scientists originally assumed that the signal came from a distant object in the cosmos, but further analysis revealed ...

A defunct NASA satellite, Relay-2, emitted a powerful fast radio burst detected by Australian scientists, 57 years after its last known activity.

While investigating a mysterious radiation signal unlike any seen before, astronomers may have uncovered a rare pair of binary supermassive black holes with a truly monstrous appetite.

Scientists are peering into the universe's mysterious Cosmic Dawn using the faint whispers of hydrogen radio waves emitted over 13 billion years ago. These signals, particularly the elusive ...

The latest solar flare follows an M-class one, the second-highest on the scale, that occurred days earlier on June 15. It ...

Scientists uncover surprising immune response that helps tumors grow, revealing new strategies to improve treatment ...

Sunspot region 4114 has unleashed its most powerful solar flare yet — an X1.9 class that erupted late June 19, triggering ...

A faint radio signal beamed over the eons by hydrogen atoms in the early universe that contains important information about ...

A large team of astronomers and astrophysicists affiliated with several institutions in China has discovered a binary star system, where one of the stars is a millisecond pulsar and the other is ...