When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of biology because they are often produced by living microbes. However, ...

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. When you purchase ...

Add Yahoo as a preferred source to see more of our stories on Google. A new planetary habitability model could make the search for aliens more efficient by quickly identifying rocky worlds unlikely to ...

Add Yahoo as a preferred source to see more of our stories on Google. An illustration of an exoplanet in an alien star system. New research suggests that radio emissions from intelligent aliens may be ...

English science fiction writer Arthur C. Clarke once said, “Two possibilities exist: either we are alone in the Universe or we are not. Both are equally terrifying.” It’s a line that has motivated ...

It was a close encounter of the Schiff kind. President Trump made an out of this world jibe when he was allegedly briefed on alien “hybrids” living among humans, a congressman claimed this week.

Scientists say moons around rogue planets wandering through the galaxy could remain warm enough for life thanks to tidal heating and hydrogen-rich atmospheres. These dark, starless worlds may have had ...

Illumination, responsible for hits such as the “Minions” and “Sing” franchises, has released the trailer for “Not Alone,” a new alien-themed animated film starring Timothée Chalamet and Selena Gomez.

Loeb's team will report to a new White House panel focused on UFOs, now often referred to as unidentified anomalous phenomena, or UAP. Avi Loeb, a cosmologist who studied black holes and served as ...

(RNS) — Roughly a third of the way into Steven Spielberg’s new blockbuster film “Disclosure Day,” which focuses on the theoretical release of evidence documenting the existence of alien life, a ...