New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth ...

Where did life on Earth come from? It is one of humanity’s oldest and most fascinating questions. For centuries, people have ...

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for first contact with extraterrestrial life.

Steven Spielberg's claims that aliens have already visited Earth have drawn a mixed but pointed scientists' reaction this ...

Steven Spielberg's 'Disclosure Day' explores UFOs and alien encounters, inspired by recent US whistleblower claims. The film ...

We've been looking at nature the wrong way, argues Rowan Hooper. If we stop focusing on the individual, we get a whole new picture of how life on Earth – and elsewhere – may have begun ...

Scientists propose building a lab on the moon to screen Mars and other space samples for alien microbes before they ever ...