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

Some science fiction creators go far beyond simple alien designs. In this video we explore one of the most detailed alien species concepts ever imagined. Its biology, behavior, and evolution are all ...

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

The Fermi Paradox asks a simple but unsettling question: if the universe is so vast, why haven’t we found evidence of alien civilizations? Scientists have proposed many explanations, but some of the ...

Beyond that, in the decades to come, we might be able to see the colours of an exoplanet’s surface, and determine if plant life might be present there. And then we can search for changes in a planet’s ...

Disclosing government documents about UFOs won't mean much without hard physical evidence for alien spaceships or alien bodies.

The sci-fi flick raises the premise: What if the final phase of U.S. Army Ranger selection suddenly involved fighting a giant alien robot?

In Amiri’s calculations, Dyson spheres around white dwarfs tend to produce cooler, fainter thermal emission that peaks in the near- to mid-infrared, while M-dwarf cases can radiate more strongly but ...

Hellboy and The Shape of Water star Doug Jones talks to us about his latest transformation as the hilarious alien "Elder" in sci-fi comedy, Operation Taco Gary's.

Documents might help scientists shed light on unexplained phenomena and government secrets, experts said.

Pull off the highway to discover an Arizona diner packed with UFO decor, nostalgic eats, and the kind of weird that makes ...

Ethereum co founder Vitalik Buterin has placed a 148,000 dollar bet that the United States will not officially confirm the existence of aliens before ...