New data reveals a 3-million-light-year filament connecting two galaxies, each of which hosts a supermassive black hole.

Although the occurrence climaxed on Jan. 21 with a conjunction—close alignment—of Saturn and Mercury, the planetary parade ...

Among the roughly 10 billion white dwarf stars in the Milky Way galaxy, a greater number than previously expected could ...

Raised in the Lutheran church, Tycho was led to believe that the earth was the center of the universe, but his carefully ...

The modern era is often seen as the triumph of science over supernaturalism. But what really happened is far more interesting ...

New study reveals Hubble constant discrepancy in cosmic expansion Researchers say results may rewrite current cosmology theories Astronomers find faster expansion ...

New research suggests that dark energy isn't needed to explain the acceleration in the expansion of the universe — instead suggesting giant voids in space are creating an illusion. When you ...

What is the structure of our physical reality? Physicists have long imagined space and time interweaving into “space-time”, the metaphorical fabric that underlies the cosmos. But there may be ...

This result, alongside other measurements of the early universe, aligned with predictions made by the standard model of cosmology. But it has been swiftly contradicted by Cepheid distance ladder ...

When OpenAI announced a new generative artificial-intelligence (AI) model, called o3, a few days before Christmas, it aroused both excitement and scepticism. Excitement from those who expected its ...

The Hubble tension grows: new data shows the Universe’s expansion defies current physics models, suggesting our understanding of cosmology may need a major overhaul. Credit: SciTechDaily.com New ...