Aliens may destroy humanity to protect other civilisations, say scientists

Aliens may destroy humanity to protect other civilisations, say scientistsAliens may destroy humanity to protect other civilisations, say scientists External link

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.

Tagsextraterrestrial life
Content typeLINK