Of all the various subgenres attached to the sci-fi domain, alien invasion flicks come off as timeless favorites. Here are ...

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

On Earth, deep-sea vents may have given rise to the planet’s first life. But nothing of the sort seems to be happening at the ...

New research shows invasive species are reducing insect populations worldwide and weakening ecosystems people rely on.

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

NASA's plans for Mars sample return are effectively cancelled as part of a bill approved by the U.S. Congress, ending efforts ...

The reemergence of the name Baba Vanga into the national conversation has been fueled by people discussing her previous ...

Mars, long admired for its rusty hue and alien deserts, may play a far greater role in shaping life on Earth than once ...

Tune in today (Jan. 16) to bid farewell to interstellar comet 3I/ATLAS, courtesy of a livestream from the Virtual Telescope ...

Comet 3I/ATLAS, only the third interstellar object ever observed, is making its final pass through our skies, offering a rare ...

An alien comet is slipping away forever. For a few hours only, a livestream will show its final cosmic goodbye.

American space agency is on the search for the perfect food system for Mars missions, launches the Deep Space Food Challenge: ...