We are the Universe trying to understand itself. How, and why, did we come to be? Why does the Universe take the shape it does? To understand our place in the cosmos, we look to what has gone before.

A dazzling galaxy discovered by the James Webb Space Telescope (JWST) is forcing cosmologists to reexamine key assumptions ...

At that time, our universe emitted the cosmic microwave background as it emerged from its intensely hot, opaque state ...

The universe has been expanding ever since the Big Bang almost 14 billion years ago ... After the discovery of the cosmic microwave background radiation in 1964, and especially when its spectrum ...

And it revealed a strange asymmetry in the background radiation. Astronomers still don’t know what caused this. And while the new pictures don’t challenge the Big Bang theory, they do mean ...

This Cosmic Microwave Background Radiation (CMBR) is the conclusive evidence for the Big Bang theory. The 'temperature' of deep space has been measured as around 3K, not absolute zero, due to the ...

This argument ended when Arno Penzias and Robert Wilson found evidence of cosmic background radiation, which LeMaitre and other theorists had determined would be the residue of the big bang's ...

The gist of the theory is that, back in the day - well, literally at the beginning of time and space, the “big bang” - the universe ... the cosmic microwave background radiation.