Chalk up another victory for “Conan the Bacterium”—a rugged germ that fresh research suggests could conquer the solar system.

The researchers who scan the skies for radio signals from extraterrestrials are now rethinking their approach.

Lee said SETI’s paper could answer the Fermi Paradox, the idea that if the universe is billions of years old, where are all ...

Comets are often treated as leftovers, but sometimes the leftovers become the primary focus. That is the case with 3I/ATLAS, only the third known interstellar object seen crossing the solar system, ...

The search for aliens has led astronomers to scour the farthest reaches of the cosmos for signs of life. But a new study suggests that we might not need to look so far from home. According to NASA ...

Stellar plasma can smear alien radio signals before they escape their star system, making them harder for astronomers to detect.

The interstellar comet 3I/ATLAS is leaving our solar system. See new photos from a European Space Agency orbiter on its way to Jupiter.

Scientists reveal one key way we might have missed signals from aliens - ‘Smearing’ of signals could mean that there are ...

Comet 3I/ATLAS continues to make astonishing headlines, thanks to new findings from astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA). This new research reveals that 3I/ATLAS ...

Beyond that, in the decades to come, we might be able to see the colours of an exoplanet’s surface, and determine if plant life might be present there. And then we can search for changes in a planet’s ...