The Black Knight satellite conspiracy claims that an ancient alien probe has orbited Earth for 13,000 years, silently observing humanity. The theory traces its roots to early radio experiments by ...

Green Bank Telescope rules out alien signals in interstellar comet 3I/ATLAS after rigorous scientific deep search.

Star Trek IV The Voyage Home Movie (1986) Trailer - Plot synopsis: To save Earth from an alien probe, Admiral James T. Kirk and his fugitive crew go back in time to San Francisco in 1986 to retrieve ...

Shaped by a different biology or culture, other intelligent civilisations – if they’re out there – might understand the ...

Looking for molecular evidence of life on other worlds is tricky, but a test based on the reactivity of carbon compounds ...

E.T. could be phoning home — but we’re not hearing the call. A new study published in The Astrophysical Journal argues that “space weather” could be distorting incoming transmissions from ...

A viral podcast moment last month reignited speculation about extraterrestrials and prompted President Donald Trump’s commitment to kickstarting the release of government files on flying saucers. But ...

The mysterious space rock that passed through our solar system grew significantly brighter as it left, according to scientists. Researchers say Comet 3I/ATLAS, suggested to be a hostile alien ...

The first bubble of hot gas seen around another star has been spotted around the "Moth," just 117 light-years away.

An Orange County teenager whose home science experiments sparked a three-day FBI probe has insisted it is all a misunderstanding and that he was trying to find a cure for cancer. Amalvin Fritz, 17, ...

This ship was huge. It was like a city-sized ship. And there was hundreds of beings on board,” said Debbie Solaris, a military veteran and one of six panelists sharing their alien encounters with a ...

Scientists might have just found Earth's icy, distant cousin a few hundred million light-years away. HD 137010 b is one of ...