Scientists searching for extraterrestrial intelligence are testing a new possibility: alien civilizations might transmit ...

Complex, intelligent life in the galaxy appears vanishingly rare, with the nearest possible civilization perhaps 33,000 light-years distant. Yet despite the odds, scientists insist that continuing the ...

Physicist Brian Cox explores the possibility of extraterrestrial civilizations, the search for life on other worlds, and why ...

For decades, science fiction writers have tried their best to prepare us for eventual contact with aliens. Their efforts are dominated by several recurrent tropes. There's the invasion by a warlike ...

Finding a signal from an extraterrestrial civilization takes more than just pointing a telescope in the right direction. We ...

Alien life may not need the kind of home humans instinctively search for. Some of the strangest possibilities begin once ...

Suppose an alien civilization discovers Earth and decides to investigate. Before it chooses a landing site or considers how to introduce itself, it faces a less dramatic question: how much mass should ...

Elon Musk’s plans for the future of SpaceX, and humanity, are rooted in an idea conceived in the 1960s when astronomers began to pick up mysterious, unknown radio sources in the cosmos. Soviet ...

Scientists searching for advanced alien civilizations have detected a mysterious signal in data from the world's largest ...

In the coming month, humans are going to experience their first encounter with an alien civilization as predicted by blind Bulgarian mystic Baba Vanga in his 2026 year’s prophecy. Famed ...

Add Yahoo as a preferred source to see more of our stories on Google. The great physicist Enrico Fermi first posed the challenging question over half a century ago, wondering why we appear to be alone ...