A new theory published late last year is offering an explanation as to why our universe is expanding at an accelerating rate.

These superpositions split the wave function into multiple universes or “histories,” each evolving independently. However, without a clear basis to define these splits, the theory struggles to ...

But right now, cosmologists are trying to figure out if there’s a group of multiple ... other universes. So the biggest misconception about the multiverse is that it’s a bone fide theory ...

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 ...

Physicists have performed a simulation they say sheds new light on an elusive phenomenon that could determine the ultimate ...

An international team of astronomers has captured the most detailed image ever of a cosmic filament, a vast structure of gas ...

Filmmakers have been exploring stories related to multiple universes for a long time. In general, "multiverse" is a term scientists use to describe the theory of multiple universes existing ...

Physicist Alan Guth, the father of cosmic inflation theory, describes emerging ideas about where our universe comes from, what else is out there, and what caused it to exist in the first place.

Red shift data provides evidence that the Universe, including space itself, is expanding. The discovery of the CMBR, after it had been predicted by the theory, provided very strong support for the ...