The research is mounting up that we might not be alone in this big wide world. So what's the likelihood that aliens are out ...

Elon Musk has jumped into the 3I/ATLAS debate, talking to podcast host Joe Rogan about what he thinks of aliens and the interstellar comet. The SpaceX CEO, who dreams of establishing a human colony on ...

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...