Active galactic nuclei are supermassive black holes at the center of certain galaxies. As matter falls into these black holes ...

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

After decades of study, scientists sound genuinely optimistic about the possibility of detecting primordial black holes, which might explain dark matter.

Galactic nuclei images reveal how supermassive black holes interact with their surroundings using infrared telescopes.

"This is how you solve the universe-breaking problem." ...

U.S. National Science Foundation NOIRLab astronomers, using data from the James Webb Space Telescope and the Chandra X-ray ...

NASA's James Webb Space Telescope reveals mysterious 'little red dots' in the distant universe, sparking new theories on ...

A team that included University of Arizona astronomers captured the infrared image of the supermassive black hole using a Large Binocular Telescope Interferometer.

Scientists have detected emanating from the nucleus of a galaxy relatively close to our Milky Way flashes of X-rays gradually ...

Queensland is sinking into a larger-than-expected budget black hole, with Treasurer David Janetzki tipped to forecast billions in additional debt during the Mid Year Fiscal and Economic Review.

The researchers estimated that the white dwarf is orbiting the black hole at about 5% the distance that separates Earth from the sun, or a bit under 5 million miles (8 million km). They said its ...

Minister Gallagher told The Mandarin there had been no mistake and departments would be expected to manage their wage bill internally.