alien beings living on a distant world around another star would look 'just like animals on Earth' and be formed from the same processes, an astrobiologist claims. Arik Kershenbaum, author of a new ...

Because there's more to extra-terrestrial life than humans with prosthetics stuck to their foreheads.

This artist's impression shows what Brits reckon an alien would look like – with two heads, gills, and the ability to change colour. Researchers asked 2,000 people to describe what they think an ET ...

Almost a third of Brits (31%) believe in aliens and UFOs – and have shared what they believe an extra-terrestrial life form would look like. The otherworldly creature is likely to stand at around five ...

If aliens do exist, one of the chief concerns is that they could be far more advanced than us — and a lot less friendly. Scientists have tended to pour cold water on this suggestion because they say ...