Watch Pop Mech ’s Jackie Appel reveal the story of how two men from New Jersey named Arno Penzias and Robert Wilson made one of the most important discoveries in the history of astronomy—by accident.

The reason that teams on multiple telescopes in all different directions could hear this noise is that this annoying sound was actually the Cosmic Microwave Background (CMB)—radiation left over from ...

Astronomers examining data from the James Webb Space Telescope say they've spotted what might be the oldest black hole in the universe, born less than a second after the Big Bang. Their findings, ...

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

The origin of our Universe remains one of the greatest enigmas of science, a question that seems to defy the limits of our ...

A radical new theory regarding the origin of the universe suggests that gravitational waves, tiny ripples in spacetime first ...

Scientists have discovered a giant black hole that they believe may have been formed in the first few microseconds after the ...

Modern cosmology reveals a universe expanding uniformly without a spatial center or edge. The Big Bang wasn't a localized ...

Deep in the first moments of the Big Bang, the entire cosmos shook and rumbled. Those quakes still reverberate to the present day. It will take the most sensitive instruments ever imagined to reveal ...

The oldest and most distant black hole known to scientists dates back 13.3 billion years ago, when our universe was still in ...

How did we get here? Humanity, life on Earth, our planet itself—how did everything in the universe come into being. Well, as far as we know, it all started with the Big Bang. But while the Big Bang ...