It's one of life's biggest questions - are we alone in the universe? Now, one of Britain's top space scientists has declared ...

Scientists first notice cosmic objects that have a loud signature and a huge presence in the universe. There is either ...

What if we finally make contact with aliens, but they don’t realize we are actually intelligent life forms? In a recent paper in The International Journal of Astrobiology, bioethicists Konrad Szocik ...

Belief in aliens has persisted for centuries, and one-third of Americans believe that UFOs people have spotted have been alien spacecraft visiting Earth from other planets or galaxies, according to a ...

The word alien comes from the Latin word 'aliēnus', which means "not one's own, of others, foreign, strange". It is derived from the Latin word alius, which means "other". The concept of aliens has ...

In our stories, intelligent aliens typically interact with us in one of two ways. Either they show up in force to take whatever resources they want from the seemingly defenseless ape people, or they ...

Humanity's ideas about aliens have been evolving for millennia – but in the era before television, they were considerably stranger. In October 1961, Betty and Barney Hill sat down with an astronomy ...

It was widely shared by conspiracy theorists on social media who claimed a 10-foot-tall silhouette walking near cop cars was from another planet. One user claimed a 'glowing figure' was walking ...

Forbes contributors publish independent expert analyses and insights. Mark Hughes is an entertainment writer covering cinema and genre TV. Increased efforts to locate intelligent extraterrestrial ...