There appears to be some unknown feature of the universe that is affecting its expansion, scientists have said. New measurements from the Webb telescope – Nasa’s most powerful space ...

"As yet, nobody has managed to understand what gives rise to this strange phenomenon, and explaining dark energy remains one ...

There's no doubt ... and the expansion of the universe had slowed. Matter dominated this epoch. However, around 9 billion to 10 billion years after the Big Bang, something — dark energy ...

For millions of years following the Big Bang, after the universe’s roiling soup of particles had cooled, the cosmos was a dark and boring place. There were ... are unlike anything we’ve ...