Looking for molecular evidence of life on other worlds is tricky, but a test based on the reactivity of carbon compounds ...

Some believe the Betz mystery sphere, a steel ball that a Florida family found on their property in 1974, is a piece of alien technology. Here’s the truth.

Chalk up another victory for “Conan the Bacterium”—a rugged germ that fresh research suggests could conquer the solar system.

Hardy bacteria in a lab survived pressures comparable to an asteroid strike on the red planet, suggesting a hypothetical scenario in which our planet was seeded with life.

Werner Herzog does not believe aliens have visited Earth, but he does think other life forms exist in the universe. He also believes his poetry will outlive his films.

Scientists demonstrated that an Earthly extremophile might withstand being ejected from the Red Planet on debris spewed into ...

Anyone familiar with the search for alien life will have heard of the "Goldilocks Zone" around a star. This is defined as the orbital band where the temperature is just right for liquid water to pool ...

In the affluent, technocratic Alexandria Colony, people are disappearing. And witnesses are dying in grisly, mysterious ways—it all reeks of Xenomorphs. At a loss, the Hume City police call in Special ...