Astronomers examining data from the James Webb Space Telescope say they've spotted what might be the oldest black hole in the ...

Asking what existed before the Big Bang is often dismissed as meaningless, since traditional physics breaks down when pushed ...

An impossibly bright galaxy is forcing scientists to rewrite the rules of the Big Bang’s aftermath. Here’s what you’ll learn in this story: Scientists have found a remarkably small yet bright object ...

Watch Pop Mech ’s Jackie Appel reveal the story of how two men from New Jersey named Arno Penzias and Robert Wilson made one ...

The review shows how numerical relativity transforms cosmology, replacing shortcuts with full simulations of Einstein’s ...

Modern cosmology has precisely measured the universe's properties, yet dark matter and dark energy remain profound mysteries.

The Big Bang may not have been the origin of the universe's most mysterious matter. Instead, dark matter could have been created in a second creation event, a "Dark Big Bang." ...

The Big Bang is often described as the explosive birth of the universe – a singular moment when space, time and matter sprang into existence. But what if this was not the beginning at all? What ...

The big bang ought to have spread energy homogeneously. What explains clumps of galaxies with vast spaces between them?

The "Hubble tension," one of the most frustrating and lingering problems in science, could be solved if Earth and the Milky Way sit in a 2 billion light-year wide low-density void.

The Battle of the Big Bang offers both intellectual humility and a reviving invitation to remain eternally open-minded. It reminded me of how far I’d drifted from being one of the fearless ...

The Big Bang is often described as the explosive birth of the universe—a singular moment when space, time and matter sprang into existence. But what if this was not the beginning at all? What if ...