We have no idea what kind of life may exist on other planets, so it’s hard to know what to look for. Proxima Kósmos imagines ...

Add Yahoo as a preferred source to see more of our stories on Google. If life exists elsewhere in the universe, researchers at the University of Washington are finding the clues on Earth to help ...

A new study suggests alien life may be easier to detect through clusters of similar planets rather than single biosignatures.

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. If we were to ever find alien life, breaking the news to the general public could be much more difficult than one might think. We ...

Like the lead character of “Project Hail Mary,” some scientists are proposing ways that life might exist beyond a star’s “habitable zone,” often considered the gold standard of potential livability An ...

Every known living thing on Earth needs water. The life-giving liquid makes up around 60 percent of each human’s body weight, regulating temperature, transporting nutrients to cells and protecting ...

Humanity has dreamed about discovering life on alien planets for as long as we have dreamed about visiting other worlds. Since Mars is the closest planet to Earth we can feasibly visit (hopefully by ...

Astronomers have identified 45 planets that could be the best places to search for alien life. Scientists have found more than 6,000 exoplanets, or worlds outside of our own solar system. But many of ...

For generations, human beings have wondered: What would alien life from another planet be like? But we rarely ask the opposite: What would they think of us? It's a question that can produce some, well ...

The president in February directed the Department of Defense to begin reviewing government files related to extraterrestrial ...