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 ...

Data from the James Webb Space Telescope on exoplanet K2-18b has revealed the "strongest hints yet of biological activity ...

Scientists are raising concerns that we may be overlooking evidence of extraterrestrial life even when it is present. Hidden ...

NASA's relationship with UFOs has evolved alongside broader changes in public and government interest in unexplained ...

The “Honeymooners” actor was obsessed with the supernatural—even his house looked like a spacecraft. On a tour of the Mothership, will the author of a new Gleason book come face to face with the ...

Aliens, cryptids and unidentified flying objects such as Mothman and the Flatwoods Monster all have a supposed history of ...

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.

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A renewed push in Washington is bringing one of the world’s most ...

The Pentagon has released a trove of new images and videos featuring mysterious orbs, dots and unidentified flying objects as part of its rollout of files related to UFOs and potential ...

The Exploratorium's new exhibition, "Life in Space," examines two big questions: whether life exists elsewhere in the ...

Using emerging radio techniques refined during and after the Second World War, the astronomers detected a powerful radio ...

A new study reveals that turbulent stellar environments may distort extraterrestrial radio signals, making them harder to detect in traditional SETI searches.