Australia's space agency said there's a completely rational, albeit cosmic, explanation behind the mysterious orbs that ...

When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of ...

NASA's new alien-hunting telescope, the Habitable Worlds Observatory (HWO), will be serviceable out in space (and it will ...

The curious minds at What If explore what would happen if octopuses were actually aliens from outer space.

The scientist has outlined the 'potentially devastating and irreversible long-term impacts' of unknown organisms in space ...

From "Independence Day" to "Invasion of the Body Snatchers", movies and TV shows are packed with advice for anyone aspiring ...

Project Hail Mary, Solaris, and The Hitchhiker's Guide to the Galaxy are all among the very best sci-fi books set in space.

Metal spheres found on a Queensland beach are likely space debris, not extraterrestrial. The Australian Space Agency is working with international partners to confirm their origin.

British sci-fi television is among the most influential in the genre, and this forgotten series from the 1970s is a part of ...

Last year, an interstellar traveler entered our solar system. Some speculated that it was an alien spacecraft, but it turned ...

A new study proposes examining Mars and other space samples on the Moon before bringing them to Earth, arguing it would ...

Research indicates airport radar systems may unintentionally broadcast Earth's presence to aliens up to 200 lightyears away, ...