Researchers have found there are many more black holes in the universe than once thought. (Credit: WikiMedia Commons) Most ...

Astronomers have uncovered the most distant blazar ever discovered, a supermassive black hole with a mass of 700 million suns ...

"Finding more supermassive black holes that are potentially hosting jets raises the question as to how these black holes grew ...

"What If is an epic exploration of possibilities. What If is a Webby Award-winning science web series that takes you on a journey through hypothetical worlds and possibilities, some in distant corners ...

Caltech’s Katie Bouman explains how the Event Horizon Telescope Collaboration captured the first imager of the Sagittarius A* ...

NASA astronauts Nick Hague and Suni Williams completed a six-hour spacewalk to repair and upgrade equipment outside the ...

A supermassive black hole has been discovered by astronomers that's shooting a giant energy beam directly at Earth.

Supermassive black holes with powerful jets of high-energy particles, pointing directly at Earth are called blazars.

Astronomers discover a supermassive black hole, weighing 700 million suns, firing a giant energy beam directly at Earth from ...

Astronomers detected X-ray flashes from the black hole that increased in frequency from one every 18 minutes to one every seven minutes.

The James Webb Space Telescope just solved a ‘universe-breaking problem’ it created for astronomers more than two years ago.

The newly discovered "blazar," which has a mass equal to 700 million suns, is the oldest of its kind ever seen and changes ...