A mysterious force called Dark Energy might be changing, in a way that challenges our current understanding of the nature of ...

Contrary to popular belief, our universe may not be constantly expanding after all. A groundbreaking study by South Korean ...

But is the expansion of the universe really relentless, or might the cosmos be setting up for its own fiery collapse? A ...

A team of South Korean researchers have found that a mysterious force known as dark energy is changing our Universe in a way ...

An artist’s concept of the dark energy-driven accelerating expansion of the universe. New results suggest dark energy’s influence on cosmic expansion has weakened over time. In 2024 a shockwave ...

NEW YORK (AP) — Distant, ancient galaxies are giving scientists more hints that a mysterious force called dark energy may not be what they thought. Astronomers know that the universe is being pushed ...

Studies suggest that the universe's expansion is decelerating — but what could that mean for the future of the cosmos?

Physics is good at explaining many of our universe’s strange phenomena — from the way invisible beams of the light fan into rainbows to how rocket fuel can propel us into space. Even so, there are ...

In deciphering the cosmic puzzle of what the nature of dark energy is, we're going to better learn the fate of the Universe. Whether dark energy changes in strength or sign is key to knowing whether ...

Paul Sutter is an astrophysicist at The Ohio State University and the chief scientist at COSI science center. Sutter is also host of "Ask a Spaceman" and "Space Radio" and leads AstroTours around the ...

Well, you see, cosmologists (like astronomers*) are simple folks. They basically model everything as so-called “perfect fluids”. What is a perfect fluid? It is stuff that has density and pressure, but ...