An interstellar comet changed its chemistry after passing the Sun, revealing hidden layers and a surprising mix of carbon ...

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

If forced to choose one descriptor for the octopus, the best word may be “otherworldly.” These truly amazing marine animals ...

Earth’s sky is only one version of a cosmic phenomenon. Other planets offer skies filled with strange colors, thick ...

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

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

From lava tubes on Mars to ice pockets on Europa, subterranean environments may offer the best chance of finding life—and ...

Ancient Greeks believed in alien life, as well as in gods, souls, and beings that inhabited the Moon, stars, and Heavens.

Beneath its thick haze lies one of the most fascinating worlds in the solar system. Discover Titan’s rivers, atmosphere, and ...

When the world is full of darkness and existential threat, how can science fiction adapt? When Earth can be more frightening ...

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 ...

The filmmaker made his first-ever appearance on the CinemaCon stage in Las Vegas for his upcoming Universal film about the ...