Since the beginning of time, humans have looked to the stars and wondered if we are alone in this universe. Science fiction ...

This video explores a hypothetical scenario of an alien invasion on Earth, analyzing how humanity unites to fight extraterrestrial forces, the eventual defeat and surrender of global armies, and the ...

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 ...

An alien invasion involving advanced artificial intelligence could unleash a global financial meltdown, geopolitical turmoil and rioting on the streets, a leading astrophysicist has warned in a fresh ...