What are the mysterious dark matter and dark energy that seem to account for so much of our universe? Why is the universe expanding? For the past 30 years, most cosmologists have looked to the ...

Early 20th-century cosmology transitioned from galactic astronomy with Edwin Hubble's discovery of external galaxies and the universe's expansion, which Albert Einstein's general relativity later ...

A new study questions dark energy's role in the universe's acceleration, suggesting it may be weakening instead.

In this video, Arvin Ash explores the history of the universe from the Big Bang to modern cosmology. Key discoveries include: ...

Imagine you wanted to know everything you could about the Universe. You'd want to find the answers to questions of all types, such as: What is the Universe made of? How big is the entire Universe? How ...

Researchers may have discovered a giant arc of galaxies that would challenge the standard model of cosmology. The team of astronomers believe that the arrangement of galaxies, which they’ve dubbed ...

Dark matter has never been detected, yet it is a key part of the dominant theory of cosmology. An alternative theory, MOND, is empirically equivalent and more successful at making predictions. But the ...

Science is advancing rapidly. We are eradicating diseases, venturing further into space and discovering a growing zoo of subatomic particles. But cosmology – which is trying to understand the ...

While headlines around the world claimed that ancient galaxies discovered by the James Webb Space Telescope were "breaking" our understanding of the Big Bang, the truth is much more nuanced — and much ...

These remarks owe their existence to a suggestion of Dr R. Mullen of Science-Fiction Studies, who received a review copy of Cosmology Now (ed. Laurie John, Taplinger Publishing Co., 168p, $10.95) but ...

John Gilbey goes on the road in the US far west to refine the science in his fiction. I was looking for a man with a small dragon perched on his shoulder, but the low atmospheric pressure made even ...