Why is the universe expanding at an ever-increasing rate? This is one of the most exciting yet unresolved questions in modern ...

Most explanations rely on "dark energy" to explain the Universe's accelerating expansion rate, but a new study takes a ...

The Universe might not exist forever. New observations by physicists indicate that it will one day reach its maximum size ...

If the universe is expanding, then what is it expanding into, and what is it expanding from? Where's the edge of the universe ...

If recent discoveries that dark energy is evolving hold any water, our Universe will collapse under its own gravity on a ...

On human timescales, the universe may as well be eternal. It’ll be here long after our species and our planet are gone, but ...

Modern cosmology reveals a universe expanding uniformly without a spatial center or edge. The Big Bang wasn't a localized explosion but a simultaneous ...

A new Utah Valley University study is providing new evidence in a debate astronomers across the world haven’t been able to agree on — how fast the universe is expanding. The findings may add more fuel ...

Astrophysicists have presumed for nearly a century that the universe will just keep expanding for all eternity, driven by an ...

This week, researchers reported the discovery of four Late Bronze Age stone megastructures likely used for trapping herds of ...