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 ...

The Fermi paradox asks why we haven’t found aliens yet. Scientists say the answer may lie in timing, technology, and the vast ...

Thomas Mulligan explores the scientific limits and cosmic reach of Earth’s biological signals, revealing how far into the ...

Get the latest federal technology news delivered to your inbox. You might think this column is about UFOs and the Pentagon's ...

A Soviet astronomer in the 1960s proposed a scale to classify hypothetical alien civilizations. Here’s why the framework is ...

The Justice Department sued Maryland over the state’s sanctuary policies, alleging the state has interfered with immigration ...

Are we alone in the Universe? With more than 100 billion galaxies in the observable universe and at least 500 billion planets ...

Rep. Ilhan Omar aims to amend the Defense Act, limiting military action against designated terrorist groups under Trump.

Why do we tend to assume that UFOs are crafts carrying alien beings rather than alien beings themselves? How the UFO ...

For the first time in more than 15 years, the International Academy of Astronautics (IAA) Search for Extraterrestrial ...

Astronomers have sharply revised down the mass of nearby super Earth GJ 3378b, dramatically improving its prospects as a ...