Our humble blue planet came into being with the Big Bang — the sudden expansion of the universe outwards. Now, according to astrophysicists and cosmologists, Earth and all of its celestial siblings ...

A radical new theory regarding the origin of the universe suggests that gravitational waves, tiny ripples in spacetime first predicted by Albert Einstein back in 1915, could have given rise to cosmic ...

Our universe may have been born in a gravitational crunch that formed a very massive black hole—followed by a bounce inside it. The Big Bang is often described as the explosive birth of the universe—a ...

Earth and our entire Milky Way galaxy may sit inside a mysterious giant hole which makes the cosmos expand faster here than in neighboring regions of the universe, astronomers say. Their theory is a ...

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." ...

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, ...

The standard model of cosmology may be the best explanation we’ve got for why the universe is the way it is and how it all came to be. But it’s not the only explanation. Enter black hole cosmology. It ...

"If the model holds true, it could mark a new chapter in the way we think about the birth of the universe." A radical new theory regarding the origin of the universe suggests that gravitational waves, ...