In the 1982 blockbuster, E.T. the Extra–Terrestrial, E.T. is lured out of hiding using a trail of Reese's Pieces. But what would aliens really eat if they visited our planet? According to Professor ...

With the release of "Disclosure Day," Steven Spielberg's new film about aliens, a question as old as science fiction itself resurfaces: If aliens were to arrive on Earth, would they come to conquer us ...

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 ...