Seconds after the Big Bang, the Universe exhibited an astonishing simplicity ... However, there is no evidence for primordial vector or tensor perturbations, nor for cosmic defects.

The Big Bang Theory explains how the universe began. The Big Bang Theory stands as the most widely accepted explanation for the origin of the universe. According to this theory, the universe began ...

A new study suggests that the explosive deaths of the universe's earliest stars created surprising quantities of water that ...

the remnant glow of the universe’s thunderous launch. Ever since then the image of the big bang has shaped and directed the work of cosmologists as strongly as Ptolemy’s celestial spheres ...

In the beginning, the Universe was created. This has made a lot of people very angry and been widely regarded as a bad ...

This era extends to ten trillion trillion trillion years after the big bang. Most of the mass that we can currently see in the universe will be contained in stars that have blown up and collapsed ...

People talk about the universe starting with a Big Bang, but how could we possibly know anything about an event that happened billions of years ago – before our planet was even formed?

Is our Universe really the only one? A new theory that hopes to solve one of the biggest problems in physics, may have rewritten our perception of time, and found a way through the Big Bang.

The 'temperature' of deep space has been measured as around 3K, not absolute zero, due to the afterglow of the Big Bang. This radiation is now used to 'map' the early Universe. The diagram below ...

they may have unleashed enormous amounts of water that flooded the early universe — and potentially made life possible just millions of years after the Big Bang, new simulations suggest.