How did the universe come into being? There are a multitude of theories on this subject. In a Physical Review Letters paper, three scientists formulate a new model: according to this, inflation, the ...

What if the Big Bang didn't begin with a singularity? This point of infinite density, which so divides physicists, could be ...

Start off in any direction and fly through the universe. Out of our solar system, beyond the edge of the Milky Way, through the forest of galaxies that make up our Local Group into the wilderness of ...

A new study suggests that a mirror universe may have formed alongside ours in the Big Bang, preserving laws of physics that ...

If you imagine the story of the universe as a film endlessly in post-production, cosmologists would be its obsessive editors, constantly tweaking the narrative. The version they are working with is an ...

Whether the universe will “end” at all is not certain, but all evidence suggests it will continue being humanity’s cosmic home for a very, very long time. Our understanding of the future of the ...