Is Earth really exceptional?  A new book seems to reaffirm that notion.  But given the right conditions, primitive life may be a mere byproduct of biophysics.

To solve that problem, a team of German researchers at the Technical University in Berlin figured that, instead of having a ...

The internet erupted in controversy over Felisa Wolfe-Simon and colleagues’ claim of a microbe thriving on arsenic. Nearly 15 ...

The comic strip The Far Side has sometimes featured takes on alien life forms to hilarious effect, and these are some of the ...

A rocky planet less than half the mass of Earth seems to have an atmosphere made almost entirely of sulphur dioxide – this ...

In a theoretical study, researchers explored how a twin Earth with human-like life and technology might detect our ...

A new chemotaxis-based method could revolutionize the search for extraterrestrial life by detecting microbes movement on Mars ...

Scientists have suggested that searching for life in extraterrestrial seas may be more difficult than previously thought - ...

During the Cold War, American and Soviet scientists embarked on an unprecedented quest to contact extraterrestrials. But ...

Alien: Earth, a prequel series to the iconic sci-fi franchise, is set to premiere this summer on FX and Hulu. Directed by Noah Hawley, the series shifts the narrative to a terrestrial setting ...

Finding life beyond Earth is "only ... the claim that intelligent aliens likely exist. Are scientists merely speculating? Usually, we should only take notice of a scientific consensus when it ...

Astronomers have discovered a large Earth-like planet orbiting a distant star that could be home to alien life. The exoplanet - the name for a planet beyond our solar system - has the catchy name ...