What if you found out that you had a long-lost relative? And what if that long-lost relative was from a different planet in ...

The alien intelligence we’ve been searching for may already be here, hiding in what emerges between its architecture and ours.

Modern astrobiology suggests that alien life would not evolve randomly, but under the same ruthless evolutionary pressures that shaped life on Earth. Scientists expect traits like symmetry, vision, ...

Advanced aliens, if they exist, may have no physical bodies at all and could be built from materials nothing like human flesh, according to a new theory put forward by scientists in California and ...