Perhaps it's a good thing we haven't found E.T. yet — he might cause us to become extinct. A newly published study suggests that alien species – or those not native to a particular environment – are ...

Alien: Earth series will debut at least four new Alien species, including a flying and potentially eight-legged variety. The series may feature an apex Alien, expanding the Alien universe. Speculation ...

The number of alien (non-native) species, particularly insects, arthropods and birds, is expected to increase globally by 36% by the middle of this century, compared to 2005, finds new research by an ...

Alien species are the main driver of recent extinctions in both animals and plants, according to a new study by UCL researchers. Alien species are the main driver of recent extinctions in both animals ...