New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth ...

The findings of a new study may help "explain some of the radio silence we’ve seen in technosignature searches" for alien ...

New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth ...

A declassified 1958 CIA memo has resurfaced in the latest UFO document release, revealing a mysterious reference to a destroyed "space message and its transmitter." The files also include claims ...

Life in Space” runs until September at San Francisco’s Exploratorium, and is about the extreme conditions beyond Earth ...

Professor Carol Oliver suggests that time dilation, a cosmic phenomenon, may deter aliens from visiting Earth, as ...

The moment of first contact with extraterrestrials is a staple of science fiction. It usually involves a frantic scientist having a Eureka moment, realising in a single dramatic instant that Earth is ...

Our search for technosignatures—clear signs of advanced civilizations beyond Earth—takes many forms. Many are driven by the famous Drake equation, which attempts to estimate how many technological ...

Researchers from the search for extraterrestrial intelligence (SETI) may have figured out why we have not detected any alien ...

Extraterrestrial visitors are not only already here – they are landing in a top secret “alien airport” hidden away in the ...

SpaceX's record-setting IPO has investors rushing into space stocks. From Rocket Lab to AST SpaceMobile, here's how to ...

"Disclosure Day" director Steven Spielberg opens up to USA TODAY about aliens, AI and why he'll never quit making movies.