"Star Trek" is home to countless alien species, many of whom offer beloved characters. Some are not. We rank the 10 most ...

Harvard physicist Avi Loeb challenges NASA, suggesting the iron-rich composition of interstellar object 3I/ATLAS indicates ...

NASA reveals high-resolution images of interstellar comet 3I/ATLAS after the US shutdown. Is it alien tech? Associate ...

Imagine peeling back miles of frozen white and revealing valleys, rivers, and mountains that haven't seen sunlight in tens of ...

After over 15 years, director Steven Spielberg is finally getting back into the world of alien invaders. Sure, as a producer, ...

For months, President Donald Trump or members of his administration have used federal data showing a large increase in ...

The actor and director talk about first teaming on 'Aliens' and continuing their partnership on 'Avatar,' 'The Way of Water,' and 'Fire and Ash' ...

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

Scientists have sought out and detected radio emissions from from interstellar comet 3I/ATLAS, all but confirming that it has natural origins.

Researchers at University of Tsukuba have, for the first time, recorded the songs of the Chinese hwamei Garrulax canorus ...

Polling shows that nearly half of Americans now believe aliens have visited this planet—and that the number who aren't sure ...

The NASA-funded ATLAS survey telescope in Chile found the comet on July 1. The comet was not visible as it raced behind the ...