A recently discovered "super Earth" located around 25 light-years from our planet is not as massive as previously thought, ...

A new exoplanet model screens rocky worlds by their ability to retain atmospheres over geologic timescales, helping narrow the search for potentially habitable planets beyond Earth.

That sharp, briny smell is not the salt, it is a gas made by life, breathed out by tiny ocean creatures too small to see. For ...

Add Yahoo as a preferred source to see more of our stories on Google. Humanity may be one step closer to finally answering the question of whether we're alone in the cosmos with a definitive "no." A ...

Astronomers have sharply revised down the mass of nearby super Earth GJ 3378b, dramatically improving its prospects as a ...

A Stanford scientist's model suggests many small rocky planets can't sustain atmospheres, potentially explaining the scarcity ...

When Nikku Madhusudhan, a professor of astrophysics at the University of Cambridge, addressed his audience during a live-streamed presentation about his possible detection of life on another planet, ...

In a potential landmark discovery, scientists using the James Webb Space Telescope have obtained what they call the strongest signs yet of possible life beyond our solar system, detecting in an alien ...

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for first contact with extraterrestrial life. Tardigrades—a type of invertebrate ...

Nasa has drawn fresh attention to a nearby exoplanet, dubbed the super-Earth GJ 3378b, after astronomers confirmed it sits in ...

When a scientific controversy or breakthrough dominates headlines, press officers and journalists often quote a handful of expertS ...