Do aliens exist? Could Earth really be the only planet hosting intelligent life? Debates over the existence of ...

A new study proposes detecting life in space by spotting patterns across many planets instead of focusing on one at a time.

In these science fiction books, extraterrestrial beings are sympathetic, horrifying and everything in between.

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 ...

Trump has ordered a UFO data release. But if aliens exist, what would they think of us? - For generations, human beings have ...

Data from the James Webb Space Telescope on exoplanet K2-18b has revealed the "strongest hints yet of biological activity ...

Scientists propose a new method to find alien life by studying planetary patterns, moving beyond traditional biosignature ...

Deep within massive rocky exoplanets, hidden oceans of molten rock may be generating powerful magnetic fields in an ...

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, uncomfortable answers if you happen to be ...

Astronomers have narrowed down the cosmic search for life, identifying fewer than 50 rocky planets among thousands of known exoplanets that may have the right conditions to support life. Using new ...

Steven Spielberg has made a lot of movies about aliens.