Nowadays, the dark of night is interspersed with the light of stars. But before the stars were born, did light shine at the ...

"The Big Bang is often described as the explosive birth of the universe—a single moment of the emergence of space, time, and ...

Crucially, this bounce occurs entirely within the framework of general relativity, which applies on large scales such as ...

For anyone on Earth, ... While the 'Big Bang' is widely accepted as the cosmic event that started our entire universe, scientists warn there might just be a 'Big Crunch' that destroys it all.

NASA's Chandra X-ray Observatory has captured a striking image of a distant quasar from the "cosmic noon," including a giant energy jet "being illuminated by the leftover glow from the Big Bang itself ...

One theory posits that the Big Bang was first the singularity of a black hole in a larger parent universe. The dense center compressed and compressed, "until somehow it blows up and a baby ...

For the first time, scientists have used ground-based telescopes to look back more than 13 billion years and observe how the ...

The origins of Earth's water stretch back to the universe's early moments. After the Big Bang, hydrogen and helium formed, eventually leading to the creation of heavier elements like oxygen in stars.