Dark-energy evidence suggests the universe will end in a “big crunch” roughly 20 billion years from now. The universe is nearing the halfway point of what may be a 33-billion-year lifespan, according ...

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

For two decades, scientists believed the cosmological constant, known as λ (lambda), was positive. That meant the Universe would keep expanding indefinitely.

On human timescales, the universe may as well be eternal. It’ll be here long after our species and our planet are gone, but it does have an end. The generally accepted long-term evolution of the ...

The fate of the universe is still very much up in the air. Right now it is expanding, at an accelerating rate. If nothing changes, many billions or trillions of years from now the universe would ...

For generations, humans have gazed at the stars and wondered about the ultimate fate of the universe. Will it expand forever into the cold emptiness, or meet a more dramatic end? A study published on ...

For centuries, people have looked to the stars, asking how it all began—and how it might end. Now, thanks to a bold new study by physicists from Cornell University, Shanghai Jiao Tong University, and ...

In the grand puzzle of the cosmos, one question continues to defy easy answers: how fast is the universe expanding? Astronomers have tried two main methods to figure it out, but their numbers don’t ...

Using the largest catalog of exploding white dwarf vampire stars ever gathered has provided further evidence that dark energy, the mysterious force accelerating the expansion of the universe, is ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. The prevailing consensus in astrophysics is that the universe has ...

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