For decades, the search for life beyond Earth has focused on distant exoplanets and the rusty plains of Mars. Now, a small ...

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

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 ...

Mars. From forming black holes to phantom dark energy, discover the cosmic mysteries astronomers uncovered last year.

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

The unusual specimen raised eyebrows because it appeared capable of causing levitation. An official investigation has not ...

For decades, the search for extraterrestrial intelligence has been defined more by silence than discovery, but that balance may be starting to shift. As new telescopes, algorithms, and theoretical ...

We've all grown up dreaming of aliens landing on the Earth or laser beaming across the sky; well, either way, it's sci-fi and ...