Originally built as early as 4000 years ago, this structure is just one of a larger network in the Salisbury Plain that ancient astronaut theorists believe are more than just ritual sites in this clip ...

Scientists have identified new clues that could help astronomers spot one of the most famous hypothetical alien ...

Researchers in a recent breakthrough study have found the possibility of structures in the Milky Way that could be built by ...

A new study by Amirnezam Amiri of the University of Arkansas explores how these hypothetical "Dyson swarms" would appear ...

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

With new technologies come new opportunities. And that is especially true in astronomy—with every new advanced telescope, we ...

Scientists suggest that advanced aliens might not have physical bodies, challenging traditional views of extraterrestrial ...

Apple TV+ has gradually become one of the strongest homes for science fiction on television. The streaming service has invested heavily in ambitious genre storytelling, from alternate-history space ...

Somewhere in the Mojave Desert, a gleaming white dome sits in the middle of nowhere, and the story behind it is stranger than ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

In the book version of “Project Hail Mary,” author Andy Weir, known for grounding his fiction in plausible science, describes ...

Sometimes the most extraordinary places hide in plain sight, and the Dee Wright Observatory near Blue River proves that Oregon doesn’t need to send you to space for an out-of-this-world experience.