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 ...

An international team of astronomers led by Canadian researchers has found something the universe wasn't supposed to have: a ...

But there are several important anomalies, including a widely debated one called the Hubble tension. It is named after Edwin ...

Scientists from the University of Sheffield suggest that dark matter and neutrinos may interact, challenging existing ...

Reproducible scientific software demonstrates that the CMB does not uniquely fix H₀, resolving the Hubble tension without conflicting with Planck data This is professional-grade scientific software, ...

For a quarter century, cosmology has rested on a simple but audacious idea: that a fixed “cosmological constant” drives the ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

An expanding universe complicates this picture just a little bit, because the universe absolutely refuses to be straightforward. Objects are still emitting light, and that light takes time to travel ...

Scientists are a step closer to solving one of the universe's biggest mysteries as new research finds evidence that two of ...

Ibn-al-shatir's lunar model from which Copernicus is reported to have borrowed in composing his cosmological model. Credit: This work is in the public domain in the United States. New research has ...