Ridley Scott's inimitable 1979 sci-fi thriller, Alien, expertly ratchets up the tension by not having the titular alien show up on screen until roughly an hour into the film. Following in Scott's ...

Space has a way of reminding us how little we actually know about the neighbourhood beyond our own front door. When a new visitor streaks through our solar system, scientists scramble to catch a ...

NASA has quietly hit pause on what it billed as its first dedicated hunt for alien biosignatures, reacting to fresh data that raised more questions than answers about how to tell life’s fingerprints ...