For almost a century, we have known that the universe is expanding. For several decades, evidence has suggested that the ...

For nearly three decades, astronomers have interpreted the faint luminosity of certain distant explosive stars as a sign of ...

You might think astronomers have seen it all, but the universe still throws us occasional new mysteries to keep us on our ...

The Universe may not have begun with a Big Bang, but instead with a Big Bounce, according to a new theory about how the ...

"Remarkable" findings from Yonsei University cast doubt on 'dark energy' theory and claim there is "no evidence" of an ...

A remarkable new study challenges the findings of Nobel Prize winning research into how our universe has changed over time.

A giant star that is still being consumed by a supermassive black hole may have caused the largest flare of its kind ever seen, astronomers say.

But most of the gold on Earth isn’t in our hands; it’s deep underground. During the planet’s formation, heavy elements like gold and platinum sank toward the molten iron core. Geologists estimate that ...

So much happened in the earliest moments of the universe. Elementary particles appeared, the first nuclei of hydrogen and ...

After a century of observations spanning the breadth of the cosmos and theoretical insights that push humanity's vision of the universe to its utmost limits, we can finally, confidently say that the ...