Sputnik skies to analysis of interstellar visitors, scientists are rethinking how and where to look for physical traces of ...

Language and radio signals may not matter to aliens. Instead, they might be using patterns to leave a biological fingerprint.

Tiny delays in pulsar signals measured by SETI scientists could aid the search for gravitational waves and extraterrestrial ...

Since its debut, "Star Trek" has introduced decades worth of new characters, locations, and alien races, but only a few ...

A layer of molten rock deep inside some rocky planets may be doing more than shaping their interiors. New research points to ...

The sheer scale of Carrazco-Gaxiola’s survey, titled “An All-Sky Spectroscopic Reconnaissance of More Than 2,100 K Dwarfs ...

Interstellar, Alien, and Back to the Future are all among the all-time greatest sci-fi movies that deliver everything you ...

New details from alleged eyewitnesses have been revealed about a shocking UFO crash landing 30 years ago.

It makes sense, really.

Harvard astrophysicist Avi Loeb's speculative claim that 3I/ATLAS could be an alien AI probe ignites scientific debate, NASA ...

Consciousness could be a fundamental part of reality, like gravity or matter, according to this controversial theory.

Avi Loeb famously dubbed the October 27 perihelion event of 3I/ATLAS as a possible black swan event that would render all our ...