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

Could humans spread Earth life beyond our planet? Astrobiologists explain where extremophiles might survive and why the risks ...

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

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 ...

The curious minds at What If explore what would happen if there is alien life on Jupiter's moon Europa.

The scientist has outlined the 'potentially devastating and irreversible long-term impacts' of unknown organisms in space ...

A new policy paper proposes a lunar biocontainment facility for extraterrestrial samples. This secure lunar laboratory would ...

A new study proposes examining Mars and other space samples on the Moon before bringing them to Earth, arguing it would ...

NASA’s Viking 1 lander set down in the Chryse Planitia region of Mars. Its identical twin, Viking 2, followed on Sept. 3 of ...

Does anywhere in the country better represent this era of the American experiment than a self-governing tech-company town ...

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

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