The White House has lifted the lid on the shock extent of an "alien invasion" which has blighted US soil for the past six ...

Add Yahoo as a preferred source to see more of our stories on Google. The first trailer for Steven Spielberg’s newest film “Disclosure Day,” a sci-fi thriller apparently about an alien invasion, ...

Not every alien is trying to invade Earth, but if you're looking for the thrills and danger of an alien invasion, you can't ...

An international research team led by the University of Vienna has produced, for the first time, high-resolution global maps of invasion risk for thousands of alien plant species under current ...