Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

What if an alien species had a complete evolutionary history stretching billions of years? This deep dive explores the Yaetuans, from microscopic lifeforms to a civilization capable of reaching the ...

Alien director Ridley Scott eventually returned to the franchise, but couldn't complete his ambitious plans. Here's what his unmade movie could have been about.

There’s no data to suggest that aliens exist. However, if we believed they existed and came to Earth, our planet would offer ...

Scientists suggest that advanced aliens might not have physical bodies, challenging traditional views of extraterrestrial ...

Theological debates suggest alien encounters might challenge religious traditionalists more than dismantle faith.

The idea that octopuses might be aliens emerged from the theory of panspermia (Stelele 2018), according to which life on Earth is not entirely of terrestrial ...

After a two week expedition off the coast of Brazil, an international team of researchers discovered 31 new marine species, ...

Group set up by Harvard professor Avi Loeb to advise White House, Pentagon, FBI and American intelligence community on ...

A two-week expedition off Brazil's coast uncovered 31 previously unknown marine species, highlighting just how little is ...

The nature of space, time and the evolution of life on Earth mean it’s unlikely extraterrestrial life has visited our home ...