Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

Base editing, the process used to make the changes, only nicks one strand of DNA, avoiding the major DNA errors that made ...

When I look at the night sky, I don’t wonder whether alien life is somewhere out there; I think it probably is. Considering the sheer number of stars in the cosmos, and the possibly larger number of ...

From Interstellar to 2001: A Space Odyssey, these are the best hard science-fiction movies, ranked.

As much as Steven Spielberg likes aliens, he seems to prefer holding them at arm’s length. The creatures in Close Encounters ...

Scientists are calling for a lunar quarantine facility where samples from Mars, the Moon, and beyond would be examined before being brought to Earth. They warn that even a tiny alien microorganism ...

The nature of space, time and the evolution of life on Earth mean it’s unlikely extraterrestrial life has visited our home ...

Steven Spielberg says he "would not be the right person" to serve as an ambassador for humanity when we meet aliens. The filmmaker says that he "would really look forward to" a real-life Disclosure ...

Steven Spielberg and aliens go back a long time – they're the cinematic equivalent of peanut butter and jelly. And the history of that successful pairing has led to his new sci-fi thriller "Disclosure ...

The moment of first contact with extraterrestrials is a staple of science fiction. It usually involves a frantic scientist having a Eureka moment, realising in a single dramatic instant that Earth is ...