“This research helps reveal how nuclear matter behaves under extreme conditions, like those that existed just after the Big ...

Primordial black holes that formed during the earliest moments of the universe could have swollen quickly to supermassive sizes, complex cosmological simulations have revealed. The discovery could ...

If ultimately true, the universe will reach its maximum size around 11 billion years from now. At that point, physics (and ...

A new study by physicists predicts that the universe could one day collapse in a reverse Big Bang, offering fresh insight into how it might all end.

After the Big Bang, dark matter clumped together, traces of which are said to exist. Because they cannot be detected from ...

Even before the first stars lit up the Universe, the Cosmos was not the cold place most researchers once imagined. New ...

"We were surprised that water could actually form so early on — even before the birth of the first galaxies." When did life as we know it first emerge in the universe? We don’t know for sure, but the ...