Claims that aliens are already here are everywhere, but proving them is another matter. The strongest cases become more ...

Confirmation of alien life would answer one enormous question and immediately create dozens more. Humanity’s reaction would ...

Evidence gathered by NASA’s Cassini spacecraft has made the moon a leading target in the search for extraterrestrial life ...

There might be alien life on a nearby moon, scientists say - Saturn’s companion Enceladus has long been a particularly promising place to find aliens – and now researchers say that extraterrestrial li ...