Documents might help scientists shed light on unexplained phenomena and government secrets, experts said.

But the real truth is that alien life on other planets could be even stranger than floating balloons or amorphous organisms ...

Machine learning is quietly rewriting the rules of the cosmic hunt for company. Instead of waiting to recognize familiar fingerprints of biology, researchers are training algorithms to spot the deeper ...

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 ...

The afternoon of 7 August 1996 isn’t a time that sticks in many people’s minds. But if things had worked out differently, it might have been etched into our collective memory. At 1.15pm, US President ...

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 ...

We’ve likely had at least one close encounter of the 3I kind before. Harvard scientist Avi Loeb claims that not only does 3I/ATLAS potentially have alien origins, but that this wouldn’t be the first ...