Astronomers have detected the most promising signs yet of a possible biosignature outside the solar system, although they ...

Artificial intelligence is transforming the search for alien life with new tools that detect UAPs and identify Earth-like exoplanets across the galaxy.

We tend to think of habitability in terms of individual planets and their potential to host life. But barring outliers like ...

Observations by the James Webb space telescope find possible biological activity on a giant planet 124 light-years from Earth ...

Warmer climates than Earth’s could accelerate life’s development, potentially increasing the number of planets with more ...

Space agencies have ramped up efforts to explore potential habitats on other planets, particularly Mars. Exploring thestars, ...

Dimethyl sulfide is cool—and a potential biosignature—but scientists are urging caution before we declare a plankton party ...

“It’s the first time humanity has seen potential biosignatures on a habitable planet.” The study was published Wednesday in the Astrophysical Journal Letters. Other researchers called it an ...

U.S. team of researchers detected signs of two chemicals in the planet's atmosphere long considered to be "biosignatures" ...

NASA's Curiosity rover has found iron-rich carbonates on Mars, offering new clues about the planet's ancient climate and ...

K2-18b is considered a Hycean exoplanet – as opposed to a rocky planet – due to its potential to possess ... in what astronomers refer to as the habitable zone – where planets have the ...