For a quarter century, cosmology has rested on a simple but audacious idea: that a fixed “cosmological constant” drives the universe’s accelerating expansion. Now a new wave of data is forcing ...

Learn how a two-state model of dark matter could explain why gamma-ray signals appear in some galaxies but not others.

The difference is like a crowd of people who ignore each other versus one where everyone is constantly bumping into one another,’ says scientist ...

A cosmological simulation study by researchers from the Shanghai Astronomical Observatory of the Chinese Academy of Sciences has systematically revealed, for the first time, how the interaction ...

Scientists are aiming to redefine how we search for dark matter. A new theoretical ...

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A phase change in the early universe and particles called HYPERs could make dark matter detectable in future experiments. When you purchase through links on our site, we may earn an affiliate ...

Dark energy is a mystery so daunting that it stretches and strains our most robust theories. The universe is expanding, driven by the unknown force that we've named Dark Energy. Dark Energy is also ...

Quark nugget dark matter models propose that dark matter may consist of macroscopic objects formed from bound collections of quarks in a stable configuration. These models, which include variants such ...