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 ...

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 ...

Hideously bloated slug-like aliens could be coming to "wipe out" humans in a "Star Wars" invasion, an Oxford University biologist has warned. If the universe is teeming with life as he expects, these ...

OVER the years scientists have produced theories about what aliens could look like. But researchers now claim that extra-terrestrials may even have evolved in a similar way to organisms here on Earth.

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 ...