A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The ...

Astronomers have been scanning the skies for alien radio signals for decades, but so far they’ve heard nary a peep (with one possible exception). But according to a recent study, that could be because ...

A strange object hurdling through our solar system from interstellar space may, according to one of academia’s most controversial astronomers, have been sent by aliens to see how smart we are. “It is ...

It's one of life's biggest questions – are we alone in the universe? Now, in good news for sci–fi fans, one of Britain's top space scientists has declared she is 'absolutely convinced' there are ...