Thousands of people have reported UFOs or alien encounters in Northern California. That number could soon go up.

There’s no data to suggest that aliens exist. However, if we believed they existed and came to Earth, our planet would offer ...

With the release of Disclosure Day, Steven Spielberg’s new film about aliens, a question as old as science fiction itself resurfaces: if aliens were to arrive on Earth, would they come to conquer us, ...

For years, every 'Predator' sequel lived in Arnold Schwarzenegger's shadow. Then Predators arrived and reminded fans why the ...

Add Yahoo as a preferred source to see more of our stories on Google. Philosophers argue consciousness may arise in alien bodies or future machines, not just Earth's flesh-and-blood biology. (CREDIT: ...

US firm Vast is developing spinning space stations with artificial gravity to keep astronauts healthy on deep-space missions and push the search for alien life.

David Thomson is a film critic, historian, and author of “A Sudden Flicker of Light: A Revisionist History of Movies.” How ...