Which civilizations would be the weakest and most powerful in terms of understanding wormholes, biochemistry, weapons, terraforming etc1Vorlons2Daleks3The Borg4Wraith5Romulans6Star Trek humans?7Minbari?8Goauld9StarWars humans?10Gundam Animeverse11Halo creatures12Babylon 5 Earth13new Battlestar humans?14Stargate SG1 humans?15Flash Gordon EarthThis might be the best scale to rank the specieshttp://en.wikipedia.org/wiki/Kardashev_scaleThe scale has three designated categories called Type I, II, and III. These are based on the amount of usable energy a civilization has at its disposal, and the degree of space colonization. In general terms, a Type I civilization has achieved mastery of the resources of its home planet, Type II of its solar system, and Type III of its galaxy.