NASA officials have previously spoken of the possibility of extraterrestrial life amid scientific uncertainty while ...

For years, the search for alien life has focused on Earth-like planets orbiting distant stars. But this episode explores a ...

The ExoLife Finder (ELF) looks like no telescope ever built. A spectacular crown of 15 five-meter mirrors perches atop a ...

Searching for alien languages sheds light on how much human languages have in common—with each other and even with animal ...

'Do all aliens really need sunlight?' ...

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

Science writer Becky Ferreira explains biomarkers that scientists can look for to determine whether alien life is inhabiting ...

What would they think of us? It’s a question that can produce some, well, uncomfortable answers if you happen to be an ...

In a world whose bleakness doesn’t seem too far removed from that of an Earth plagued by astrophage, “Project Hail Mary” and ...

What would alien life from another planet be like? But we rarely ask the opposite: What would they think of us?

Stacker compiled a list of the best space movies of all time, from "WALL-E" to "Star Wars," as determined by the Stacker ...