Aliens May Destroy Humanity To Protect Other Civilizations, Say Scientists -- The Guardian
Rising greenhouse emissions may tip off aliens that we are a rapidly expanding threat, warns a report for Nasa
It may not rank as the most compelling reason to curb greenhouse gases, but 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.
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My Comment: Oh c'mon .... this is news?