Aliens may destroy humanity to protect other civilisations, say scientists

reducing our emissions might just save humanity from a pre-emptive alien attack, scientists claim. Watching from afar, extraterrestrial beings might view changes in Earth's atmosphere as symptomatic of a civilisation growing out of control — and take drastic action to keep us from becoming a more serious threat, the researchers explain. [AND THE ALIENS ALL VOTE FOR DEMOCRATS? Sheesh!]