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 ...
On human timescales, the universe may as well be eternal. It’ll be here long after our species and our planet are gone, but ...
Evidence of this quantum layer may be coming soon. Here’s what you’ll learn in this story: Physicists are still puzzling over ...
If recent discoveries that dark energy is evolving hold any water, our Universe will collapse under its own gravity on a ...
How did the universe come into being? There are a multitude of theories on this subject. In a Physical Review Letters paper, ...
If the universe is expanding, then what is it expanding into, and what is it expanding from? Where's the edge of the universe ...
The universe could end in a Big Crunch, where gravity reverses expansion, heating everything to thousands of degrees before collapsing all matter into a single point.
Researchers have unveiled a new model for the universe’s birth that replaces cosmic inflation with gravitational waves as the ...
So much happened in the earliest moments of the universe. Elementary particles appeared, the first nuclei of hydrogen and ...
According to the equations that govern black holes, the larger one of these cosmic behemoths is the lower its average density – given that the universe contains a lot of relatively empty space, could ...
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