A strange purple object aboard the ISS sparked alien fears online, but NASA revealed it was a potato experiment. It shows how ...

As an astrophysicist, my world revolves around the wonders of space and the mysteries of the universe. This means I can be a ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Rod Pyle, Editor in Chief of Ad Astra ...

Add Yahoo as a preferred source to see more of our stories on Google. While the buzzy sci-fi series is science fiction (obviously), Dr. Sward says there's plenty of real science peppered throughout.

E.T. could be phoning home — but we’re not hearing the call. A new study published in The Astrophysical Journal argues that “space weather” could be distorting incoming transmissions from ...

The question of whether aliens exist is not a new one. In science fiction films and books, people have wondered if we’re the only life in this universe and what that can imply for universes beyond ...

An “alien plant” fossil discovered 55 years ago just outside of an abandoned town in Utah has no relation to any currently existing or extinct species, scientists revealed in a study last month.

As the science fiction author publishes the latest novel in his Children of Time series, Children of Strife, he talks to ...