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

The best alien invasion movies feature the most exhilarating stories about extraterrestrial visitors, from War of the Worlds ...

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 White House launched a website teasing new information on extraterrestrials this week, but it actually delivers immigrant arrest data.