Supermassive black holes (SMBH) are now believed to be present in the centers of most, if not all, large galaxies. During growth phases, SMBH are observed as active galactic nuclei (AGN); the SMBH ...

There are theories about the structure of the universe, such as 'an open universe that continues to expand,' 'a closed universe that continues to contract,' and 'a flat universe that neither expands ...

This finding sheds new light on the structure of the Earth's interior. Scientists have unravelled a doughnut-like structure buried deep within Earth's swirling outer core of molten metal. The exciting ...

Scientists at the Australian National University have made a highly unusual discovery thousands of miles beneath the Earth's surface: a doughnut-shaped structure within our planet's liquid core. The ...

Astronomers have captured images that show powerful winds driven by a supermassive black hole into its surrounding galaxy. The findings may help scientists to understand the effect such outflows have ...