Add Yahoo as a preferred source to see more of our stories on Google. Some of the greatest sci-fi movies of all time revolve around humans in a desperate struggle for survival. Sometimes we're ...

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 ...

The alien invasion storyline is one of the classic and most reliable premises in sci-fi history. It's an easy way to introduce a potential threat to humanity and explore the idea of confronting the ...