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 ...

Popular culture imagines aliens as creatures made of flesh and bone — but some researchers argue that advanced civilizations would likely evolve beyond biology. Given millions of years of ...

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 ...

Could finding life in alien oceans be harder than previously thought? This is what a recent study published in Communications Earth & Environment hopes to address as a team of researchers from the ...

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 ...

Just over 40 years ago, in his novel Contact, astronomer Carl Sagan imagined what it would be like to detect radio signals beamed from other intelligent lifeforms in the galaxy. In the story, these ...