From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

For decades, the search for life beyond Earth has focused on distant exoplanets and the rusty plains of Mars. Now, a small ...

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...

In the many decades of NASA exploration, there has only been one detection that got on that scale. It was collected by the ...

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 ...

The unusual specimen raised eyebrows because it appeared capable of causing levitation. An official investigation has not ...

As far as underwhelming headlines go: "No Alien Life Found on Comet" must rank very close to the top. An article with this title appeared in the Guardian on July 6 in response to a story claiming that ...

Following speculation that comets could have been alien spacecrafts, more and more experts in the field are convinced that ...