Sputnik skies to analysis of interstellar visitors, scientists are rethinking how and where to look for physical traces of ...

If aliens from space can die and mourn their dead then they likely invented gods to worship. Because they missed their loved ...

A crowd-sourced search for alien intelligence called SETI@Home is in its final stages, analyzing 100 radio signals of ...

In September, NASA announced the discovery of a possible sign of life, known as a potential biosignature, on Mars. The Perseverance rover, which has been exploring a dried-up lakebed for years, found ...

A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The ...

Some scientific breakthroughs may be lost to time due to scandal and redaction, while others are simply a case of waiting for more evidence. We take a look back at some that made headlines—and that's ...

One proposed solution to the Fermi Paradox suggests that intelligent civilizations remain silent by necessity. Advanced technology makes detection equivalent to exposure, and exposure could invite ...

The depiction of humanity's 'first contact' with alien life has been the subject of countless sci-fi films and novels, but a new research paper argues that if we ever discover the existence of alien ...

Add Yahoo as a preferred source to see more of our stories on Google. A composite view of Mars taken by the Viking I and II probes. NASA/USGS In September, NASA announced the discovery of a possible ...

Cameron revealed what this choice was in a discussion with Michael Biehn on his Just Fooling About podcast, and it started when Biehn, who played Corporal Hicks in the film, asked Cameron if he was ...