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

But what if the most clandestine intelligence program in U.S. history was shut down not because it failed, but because it had ...

Scientists have just uncovered new evidence that Saturn’s moon Enceladus might be hiding alien life beneath its frozen surface. Thanks to data from NASA’s Cassini mission, researchers detected heat ...

Nasa’s mission teams use extreme environments to trial equipment and procedures for future lunar and planetary exploration.