A new study suggests alien life may be easier to detect through clusters of similar planets rather than single biosignatures.

Usually, comets are dormant blocks of rock and ice. They only wake up when they get close to a star. The intense heat causes ...

A confrontation between ICE agents and observers in South Tucson ended with pepper spray being deployed according to ...

Roger Ebert reviewed numerous "Star Trek" movies before his death in 2013. And it was clear he was never much of a Trekkie.

Don't they have something to do ? Even if there were any other life forms in the universe, the distance is far to great to make observation/communication likely. I ...

If the government confirms nonhuman intelligence, psychological research offers clues about the range of ways humans might respond.

Do aliens exist? Could Earth really be the only planet hosting intelligent life? Debates over the existence of ...

A 1917 time travel photo unearthed in a Canadian history book shows a group of people on a hillside — but one mysterious ...

Bob Lazar's UFO claims from the 1980s find new support in recent military video evidence. Bob Lazar’s descriptions of UFO ...

The subject of UFOs and aliens is vast and complex, making it impossible to summarize in one article. Flying saucers/UFOs made headline news throughout the world in 1947, sparked by two major, highly ...

Even at a glance, the planets in our solar system are wildly diverse. Huge and small, airless and densely packed with ...

Animation is a medium, not a genre, and our list of the best animated films of all time shows the limitless potential of this ...