A fictional theory created by H. P. Lovecraft ended up changing 2001: A Space Odyssey - and the world.

What if an alien civilization did not just exist somewhere in the universe, but actually reached Earth in the distant past? This video explored the ancient alien theory through the lens of the Fermi ...

If we discovered evidence of alien life, would we even realise it? Life on other planets could be so different from what we’re used to that we might not recognise any biological signatures that it ...