What if consciousness isn’t limited to brains like ours? Philosophers Eric Schwitzgebel and Jeremy Pober argue that ...

Explore ancient mysteries and theories about alien involvement in ancient civilizations, from the Nazca lines to Puma Punku.

The best way to find alien technosignatures is to look for ones that have long survived their creators, according to a new paper.

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 ...

And if aliens made of different stuff potentially possess consciousness, then why not minds made of silicon, metal, and ...

Somewhere out there, a planet roughly the size of Earth may be orbiting a distant star in conditions that could support life.

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 ...

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

Does consciousness require flesh and blood to exist?Probably not, according to Eric Schwitzgebel, a distinguished professor of philosophy at the ...

From the Navy’s infamous Tic-Tac encounter to thousands of recent reports, believers say some of the strangest UFOs may be hiding underwater.

Roger Ebert has championed plenty of sci-fi films, but he couldn't help but take down these sci-fi movies with some harsh ...