A rocky world orbiting within its star’s habitable zone may be surrounded by a helium-rich atmosphere, providing the ...

Astronomers have identified what they say is the first confirmed atmosphere surrounding a rocky planet inside a habitable ...

Aliens in Our Imagination: Friendly or Frightening? From the pointy ears of the Vulcans to the razor-sharp teeth of the ...

Some of these approaches may show promise, but new research indicates much of today’s AI is even more easily duped by false ...

When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of ...

With new technologies come new opportunities. And that is especially true in astronomy—with every new advanced telescope, we ...

Add Yahoo as a preferred source to see more of our stories on Google. Tardigrades—a type of invertebrate also known as water bears—are the only animals observed to survive the intense radiation and ...

Astronomers have revised the mass of nearby exoplanet GJ 3378 b, recasting it as a rocky super‑Earth in the habitable zone ...

Scientists are calling for a lunar quarantine facility where samples from Mars, the Moon, and beyond would be examined before being brought to Earth. They warn that even a tiny alien microorganism ...

Add Yahoo as a preferred source to see more of our stories on Google. If we were to ever find alien life, breaking the news to the general public could be much more difficult than one might think. We ...