SETI Discovery Suggests Alien Messages Have Already Reached Earth—But We Kept Missing Them

A new SETI study argues that turbulent space weather around distant stars can smear out ultra‑narrow alien radio signals, ...

This mysterious radio signal has puzzled astronomers for nearly 50 years

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

Was the 'Wow!’ signal a message from aliens?

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...
New Scientist

This physicist is hunting for the biggest black hole in the universe

Astronomers have recently started looking for black holes bigger than galaxies. Brian Lacki explains how these “stupendously ...

Does Avi Loeb Know Something the Rest of Us Don’t?

The Harvard astrophysicist has devoted years—and thousands of interviews—to the idea that mysterious objects streaking ...

We've Been Searching the Cosmos for Intelligent Life — But It Has Been in the Ocean All Along

New research suggests sperm whales communicate in a complex language of their own. The implications for animal rights could be enormous.

The rise of space AI might explain the Fermi paradox

Artificial intelligence (AI) is continuing to have a disruptive impact on ever more parts of humanity. But what does it mean in the long run? A new paper, available as a preprint on arXiv from ...