New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth could thus be overlooking prime evidence of alien intelligence.

With the release of Disclosure Day, Steven Spielberg’s new film about aliens, a question as old as science fiction itself resurfaces: if aliens were to arrive on Earth, would they come to conquer us, ...

What would aliens actually look like? While simple life forms like bacteria may be common in the universe, complex ...

The search for intelligent alien life goes far beyond listening for simple radio signals. This documentary explores how ...

K2-18b is one of the most promising worlds for the search for extraterrestrial life, so astronomers conducted an unusually ...

The long-running series in which readers answer other readers’ questions comes up with an epic extraterrestrial playlist for Earth’s first contact from beyond the stars ...

Christian UFO researchers argue that many alleged alien abductions are spiritual simulations aimed at undermining Christian ...

In the 21st century, the theories regarding the existence of aliens refuse to dial down. Now, the recently resurfaced NASA photo of Martian planet has gone viral on various social media ...

For instance, what if we really are being visited by aliens from other worlds and they turn out to be aggressive, violent, ...