Samples taken from an ancient Mars rock may indicate that ancient life once existed on the Red Planet, according to a study ...

One of the most photographed features in Mystery Cave is the Turquoise Pool, a body of water so clear and so perfectly ...

If life exists elsewhere in the universe, researchers at the University of Washington are finding the clues on Earth to help ...

What if we were the aliens? In a great 1991 episode of 'Star Trek: The Next Generation,' the notion of aliens among us was ...

Human intelligence wasn’t a cosmic evolutionary fluke, some scientists say. The case against cosmic loneliness is growing.

Planet K2-18b, an apparent water world 124 light years away, has been seen as a promising location in the search for aliens, ...

Astronomers have detected a smelly gas best known for the odor of rotten eggs—hydrogen sulfide—in the atmospheres of four giant planets far beyond our solar system. While the gas may be unpleasant on ...

For decades, scientists have searched the skies for signs of extraterrestrial technology. A study from EPFL asks a sharp ...

Astronomers may have discovered a new Earth-sized exoplanet orbiting a Sunlike star just 146 light-years away. Before you pack a suitcase, however, there’s a catch: even if the find is confirmed, the ...

The race to compile a sort of catalogue of the planets orbiting distant Suns is intensifying, with the upcoming Nancy Grace Roman Space Telescope, for instance, set to spot tens of thousands of such ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. Illustration of the Earth-like exoplanet Proxima Centauri b orbiting the star Proxima ...

Scientists have discovered more than 6,000 planets beyond our solar system. What if some of them aren't planets at all, but tiny black holes in disguise? When you purchase through links on our site, ...