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 ...

When scientists search for alien life, they usually look for planets that resemble Earth. The reasoning is simple. Every known living thing depends on liquid water, carbon based chemistry, and the ...

The alien intelligence we’ve been searching for may already be here, hiding in what emerges between its architecture and ours.

Humans should look to planetary alignments outside of the solar system when searching for signatures of extraterrestrial communications, scientists say. The nascent search for radio transmissions from ...

Add Yahoo as a preferred source to see more of our stories on Google. A new planetary habitability model could make the search for aliens more efficient by quickly identifying rocky worlds unlikely to ...

Astronomers have been scanning the skies for alien radio signals for decades, but so far they’ve heard nary a peep (with one possible exception). But according to a recent study, that could be because ...

There will always be “wolf-criers” whose claims wither under scrutiny. But aliens are certainly out there, if science dares to find them “Here in our own Solar System, a single star anchors the system ...

Scientists are pouring their resources into searching for signs of life on other planets—but how might extraterrestrial life find us? An experiment spearheaded by the SETI Institute studies how alien ...