What would aliens actually look like? While simple life forms like bacteria may be common in the universe, complex ...

Aliens in Our Imagination: Friendly or Frightening? From the pointy ears of the Vulcans to the razor-sharp teeth of the ...

Scientists have compared the same invasive plant species in Europe and North America and found that they became 91% more ...

Could humans spread Earth life beyond our planet? Astrobiologists explain where extremophiles might survive and why the risks ...

When War of the Worlds was adapted into a sci-fi series in the late 80s, the show made major changes to H.G. Wells' original ...

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

In a clip from the BBC’s Wonders of the Solar System, Brian Cox visits an ‘alien’ within a cave that’s a death trap for ...

Scientists say they've detected in the harshly acidic clouds of Venus a gas called phosphine that indicates microbes may ...

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, ...

Australia's space agency said there's a completely rational, albeit cosmic, explanation behind the mysterious orbs that ...

There’s no data to suggest that aliens exist. However, if we believed they existed and came to Earth, our planet would offer them a somewhat risky buffet. There is liquid water, as well as salts, ...