One of the biggest existential mysteries – and the most difficult to answer – is whether Earth is all alone in this Universe in bearing a solitary candle of intelligent life in the darkness. Based on ...

The chances of intelligent life emerging in our universe—and in any hypothetical ones beyond it—can be estimated by a new theoretical model which has echoes of the famous Drake Equation. This was the ...

We may now have the sharpest-ever measurements of the dark side of our universe. Here's what that means for science. Monisha Ravisetti was a science writer at CNET. She covered climate change, space ...

A peer-reviewed paper published in The Astrophysical Journal Letters argues that black holes gain mass in step with the ...

Cosmologists have long struggled to determine whether the universe's accelerating expansion is being driven by a simple cosmological constant, or whether dark energy's influence is evolving over time.

The largest-ever 3D map of the cosmos hints that the dark energy that’s fueling the universe’s expansion may be weakening. One community of theoretical physicists expected as much. On the morning of ...

The Dark Energy Spectroscopic Instrument (DESI) collaboration just dropped their first official data release, covering the first 13 months of the instrument’s operation. While many conclusions were ...

Over ten years ago, the Dark Energy Survey (DES) began mapping the universe to find evidence that could help us understand the nature of the mysterious phenomenon known as dark energy. I’m one of more ...