How big would a telescope need to be to see Earth’s dinosaurs from 66 million light-years away? Think big—and then think ...

Now that debates have cooled down on the series, it's time to dive back into the impressive experience.

Aliens exist - they just haven't visited Earth, NASA veteran Dr Gentry Lee has claimed.

Astronomers have searched the skies for signs of extraterrestrial technology for decades. These searchers since 1960 have ...

For decades, scientists have searched the skies for signs of extraterrestrial technology. A study from EPFL asks a sharp ...

Planet K2-18b, an apparent water world 124 light years away, has been seen as a promising location in the search for aliens, ...

Are aliens real? The question has animated conspiracy theories for decades and enthralled at least one former president of ...

With Area 51 ruled out by President Obama, where might aliens really be hiding? Scientists have now revealed the best candidates.

If you've been following exoplanet research over the last couple of years, you've definitely heard of K2-18b. Located 124 ...

Legendary fighting game studio Arc System Works has announced Donutal, an "alien screening adventure" in which the characters ...

Documents might help scientists shed light on unexplained phenomena and government secrets, experts said.