Well if they are here for reasources  that would be incredibly stupid. There are far more easier ways to get reasources than to invade foreign planet,(reply>), Ｉｆ they are so advanced to reach the Earth from far away they already have the technology to create the resources in their lab, kind like we make plastics, they already knew how to turn wood into gold.,(reply>), Ivan Kujundzic What do you mean?,(reply>), @MaxSantos that would be the only possibility if they are here for some kind of resource but it is probably like in south park just one giant tv network and " you have been canceled",(reply>), Oil. It seams to be the reason for all the invasions. Or any other "resource" derived from life it self.