Our best models of the cosmos don't add up — but that could change if the universe is actually made of a viscous 'fluid,' a ...

Dark energy is one of the most mysterious concepts in all of the cosmos. We know very little about what it is but it just might play an overwhelming role in the death of the universe. Often referred ...

For a generation, cosmologists have treated dark energy as a fixed backdrop, a steady pressure stretching space faster and ...

The cosmological constant is presumably an enigmatic form of matter or energy that acts in opposition to gravity and is considered by many physicists to be equivalent to dark energy. Nobody really ...

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 ...

We still don't know what this mysterious force is. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Researchers have compiled all of the available ...

Scientists know very little about the mysterious force dubbed “Dark Energy” that seems to be quickening the expansion of the universe but, according to LSU Physics and Astronomy Associate Professor ...

For over a century, scientists have wondered what is counteracting the force of gravity in the universe. The universe is vast, almost beyond comprehension. It has an estimated diameter of 93 billion ...

General Relativity continues to provide a robust framework for understanding the interplay between gravitational waves and the cosmological constant. Gravitational waves—ripples in the fabric of ...

Morin, L.R.M. (2026) Conjecture on Cosmological Redshift: Action Instead of Velocity, No Need for Dark Energy. Journal of ...

Dark energy—the term used to describe whatever is causing the universe to expand at an increasing rate—is one of the universe’s greatest mysteries. The widely accepted theory at the present moment ...