Life on Earth may not have started here at all. A scientist says alien intervention is unlikely but still possible, reshaping the debate on our true origins.

Turns out evidence of alien life might well have been discovered much closer to home.

But the real truth is that alien life on other planets could be even stranger than floating balloons or amorphous organisms ...

Scientists continue to look for signs of alien life on Mars, but this scientist truly popularized the idea, claiming to find ...

NASA’s Curiosity rover has uncovered some of the largest organic molecules ever detected on Mars, and scientists say ordinary geology may not fully explain them.

For decades, scientists have searched the skies for signs of extraterrestrial technology. A study from EPFL asks a sharp question: if alien signals have already reached Earth without us noticing, what ...

Barack Obama sparked a debate after seeming to confirm aliens are “real” on a podcast. The comment came as Congress continues ...

Here are the main takeaways: xAI splits into teams. The most consequential news from the meeting: xAI is splitting into four ...