Steven Spielberg once again made a movie that focuses on aliens coming to Earth, so it's probably worth watching some other ...

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

NASA's proposed Habitable Worlds Observatory will be designed for robotic repairs instead of astronaut servicing. The ...

A new policy paper proposes a lunar biocontainment facility for extraterrestrial samples. This secure lunar laboratory would ...

Star Trek's Prime Directive revolutionized the science fiction genre by promoting cooperation and non-interference with alien ...

A sci-fi show Steven Spielberg once backed followed a group of space travelers searching an alien planet for a place humanity could actually survive.

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

Eventually, we'll launch a mission dedicated solely to studying an interstellar object. When that day comes, which one should ...

This creature doesn’t think the way we do—because it doesn’t have just one brain. With 9 brains and 3 hearts, it can process ...

The villains in the X-Men comics are some of the most colorful and interesting in Marvel’s long history. Some have proven to ...

NASA’s Viking 1 lander set down in the Chryse Planitia region of Mars. Its identical twin, Viking 2, followed on Sept. 3 of ...