The rapid acceleration of the universe’s expansion continues to challenge our understanding of fundamental physics. Why the ...

The accelerated expansion of the present universe, believed to be driven by a mysterious dark energy, is one of the greatest puzzles in our understanding of the cosmos. The standard model of cosmology ...

Forget one Big Bang — try many. A bold new theory pokes holes in the popular origin story, suggesting the universe evolves through a series of lightning-fast bursts, rewriting what we know about ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. An illustration shows a figurative representation of the cosmic web breaking apart in later eras ...

The original version of this story appeared in Quanta Magazine. Physicists have deduced subtle hints that the mysterious “dark” energy that drives the universe to expand faster and faster may be ...

The universe's expansion may actually have started to slow rather than accelerating at an ever-increasing rate as previously thought, a new study suggests. "Remarkable" findings published today in ...

The universe has likely shifted from a period of acceleration to a phase of deceleration, new study by Korean researchers ...

Distant, ancient galaxies are giving scientists more hints that a mysterious force called dark energy may not be what they thought.See an excerpt of an interview in the video aboveAstronomers know ...

Start 2026 with calm, focus, and positive energy. This article shares five simple affirmations to repeat quietly on 1 January ...