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

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 ...

Scientists have developed a groundbreaking tool called Effort.jl that lets them simulate the structure of the universe using ...

Astrophysicists have presumed for nearly a century that the universe will just keep expanding for all eternity, driven by an invisible force called dark energy. But new data suggest that this is ...

Astronomers spent decades refining their data, slowly recalibrating the scale of the cosmos ... Microwave Background (CMB), the cooled afterglow of the Big Bang itself, a relic from when the universe ...

A team of astronomers has discovered the largest and most distant water reservoir ever detected in the universe, surrounding a quasar more than 12 billion light-years away. The finding pushes the ...

Researchers have unveiled a new model for the universe’s birth that replaces cosmic inflation with gravitational waves as the ...

It will be a view unlike any other — completely invisible, exceptionally quiet and utterly transformative. Deep in the first moments of the Big Bang, the entire cosmos shook and rumbled. Those quakes ...