A hoax 'alien invasion' alert in Brazil caused panic and amusement, revealing vulnerabilities in emergency systems.

An invasion has been going on under our noses. It is multipronged, ruthless and very difficult to repel. It has been called an “ecological apocalypse.” If you look out your window you may be able to ...

Australia is renowned for its native flora and fauna, but did you know the continent is also home to about 3,000 “alien” species of animals, plants, fungi and microbes? Invasive alien species become ...

Biological invasions by plants pose a growing threat to biodiversity. Here we model potential current and future distributions of 9,701 naturalized alien plant species to project their potential ...