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

One of Britain’s most prominent space scientists believes humanity may finally get an answer to one of its oldest questions ...

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

For decades, scientists have searched the skies for signs of alien civilizations. This breakdown looks at why that approach ...

A light moment unfolds during Russian President Vladimir Putin’s annual news conference when a journalist asks about a ...

President Vladimir Putin's epic annual press conference on Friday was punctuated by bizarre moments and occasional barbs from ...

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

Follow live updates from NBC News as Russian President Vladimir Putin speaks at his annual year-end news conference on ...

President Vladimir Putin's epic annual press conference on Friday was punctuated by bizarre moments and occasional barbs from ...

A Harvard University astrophysicist has sparked a furious debate by warning he cannot rule out that extraterrestrials are ...

Why have disclosures from government officials about non-human intelligence been met with silence? Psychology explains the ...

Apple TV aired it at 9 pm ET/6 pm PT, and it became the streamer’s most-watched show, surpassing Ted Lasso and Severance. The ...