Earth's Mightiest Heroes must unite their unique powers and tactical expertise to survive a harrowing confrontation with a ...

Jordan Flowers claims Russia and China may be reverse-engineering alien technology, raising national security concerns.

The Fermi Paradox assumes that advanced alien life would be detectable by the methods we're using to look for it — and the ...

Plants in extreme environments have become a major focus in space research, especially in the context of long-duration space missions and the anticipated ...

A US pilot claims his aircraft was surrounded by a 'jellyfish' swarm before being shot down over Iran, sparking debates on ...

In the book version of “Project Hail Mary,” author Andy Weir, known for grounding his fiction in plausible science, describes ...

Aliens, cryptids and unidentified flying objects such as Mothman and the Flatwoods Monster all have a supposed history of ...

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

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From flying saucer sightings to an Air Force-funded study at CU Boulder, the city played an unexpected role in America's UFO ...