The researchers who scan the skies for radio signals from extraterrestrials are now rethinking their approach.

Looking for molecular evidence of life on other worlds is tricky, but a test based on the reactivity of carbon compounds ...

A nonresident alien is a noncitizen who has not passed or is exempt from the green card or substantial presence tests.

The Netflix sci-fi survival movie pits soldiers against an unstoppable robot ...

Ridley Scott's sci-fi series Alien: Earth confirms a key Season 2 detail with a single production update.

For over six decades, the Search for Extraterrestrial Intelligence (SETI) has been tirelessly scanning the cosmos for signs ...

Muscular action heroes à la Schwarzenegger are a thing of the past. Instead, the Predator works its way through a sequence of ...

Green Bank Telescope rules out alien signals in interstellar comet 3I/ATLAS after rigorous scientific deep search.

Humans could have come from Mars, scientists have said. A study by Johns Hopkins University has found that alien microbes ...

War Machine on Netflix is a high-octane sci-fi thriller, but it bears a striking resemblance to Battle: Los Angeles. Discover the 12 scenes and plot points that prove this Alan Ritchson actioner is a ...

People called the burger boss's taste-test video "dystopian" and wondered if he was an “alien” encountering fast food for the first time.

After setting social media abuzz by saying aliens were real, former President Barack Obama said he didn't see evidence that aliens "have made contact with us." ...