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, ...

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 ...

A Harvard professor said he expected us to encounter a technological device guided by AI rather than a biological visitor ...