Extraterrestrial life could betray itself not in the molecules themselves, but in their arrangement. A recent study shows that living systems leave distinctive statistical patterns in their ...

Suppose there are signs of extraterrestrial life and we have not yet been able to detect them. What does that mean? In Nature ...

As Steven Spielberg returns with new sci-fi movie "Disclosure Day," the director explains why his long-held belief in alien ...

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for ...

The Trump administration on Friday released much-anticipated UFO files with images showing evidence of what could be extraterrestrial life. THIS BLOG IS NOW CLOSED Article continues below ...

UFO researchers say upcoming US defence files on unexplained phenomena could reveal proof of alien life within weeks, potentially supporting claims extraterrestrials are already on Earth, even as ...

"Decades of research on invasive species have demonstrated how an organism introduced to the wrong place at the wrong time can spread uncontrollably with potentially devastating and irreversible ...

According to popular media, the search for alien life involves advanced technology, space exploration and sometimes even government conspiracies and secret programs. But according to University of ...

Pentagon announces release of files on unidentified aerial phenomena sightings, in what it describes as a transparency push into long-standing questions around alien and extraterrestrial life.