简介：Wecouldn'tsurvivewithoutit-andinthisepisode,NakedSciencerevealsthescientificmarveloftheEarth'suniqueandcomplexatmosphere.Aprecariouslythinbutvitalblanketofair,seehowachanceinterplanetarycollisionandaremarkableplantmutationcreatedtheonlyplanetinthesolarsystemwithanatmosphererichinoxygen-thepotentgasthatpowersourplanet.Thisepisodeexploreshowtheatmospherecarriesriversoflife-givingwaterandactslikeaninvisiblewallagainstdeadlyspacematter.Then,meettheonlymantohaveeverbraveditshostileupperreaches...andsurvived!…