The Pentagon released its fourth batch of UFO files Friday following President Trump’s declassification order, including ...

New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth could thus be overlooking prime evidence of alien intelligence.

An international team of scientists has measured the extraordinary amount of space dust that reaches Earth’s surface every ...

NASA believes one icy moon may offer humanity's best chance of discovering alien life. Hidden beneath a frozen shell lies a ...

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

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

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

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

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

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 ...

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

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