Scientists have discovered unexpected water-ice clouds on a distant, Jupiter-like exoplanet, challenging current atmospheric ...

Earth is dotted with many humongous, human-made structures. To an alien eye, they may be tell-tale signs of intelligent ...

Behind the acid blood and jump scares of the Alien franchise is an even more insidious horror: a single employer with ...

NASA has uncovered major new clues on Mars that could point to alien life. The space agency’s rover has found chemicals on ...

A new study suggests alien life may be easier to detect through clusters of similar planets rather than single biosignatures.

Aristotle's views on the nature of the cosmos dominated the Ancient Greek world. He argued that there's only one world, at ...

The LHS 1903 system defies expectations with a rocky outer planet, prompting new ideas about how planets form and evolve.

Even as Hollywood still drives how Americans envision little green men with big eyes and bigger heads, fiction soon could be ...

With immigration battles raging across the United States, Neill Blomkamp's Distict 9 has taken on a whole new meaning.

The subject of UFOs and aliens is vast and complex, making it impossible to summarize in one article. Flying saucers/UFOs made headline news throughout the world in 1947, sparked by two major, highly ...

For decades, the search for life beyond Earth has focused on distant exoplanets and the rusty plains of Mars. Now, a small icy world in orbit around Saturn is emerging as one of the most compelling ...

Trump has ordered a UFO data release. But if aliens exist, what would they think of us? - For generations, human beings have wondered: What would alien life from another planet be like ...