OnNovember25th,1915,Einsteinpublishedhisgreatestwork:generalrelativity.Thetheorytransformedourunderstandingofnature'slawsandtheentirehistoryofthecosmos,reachingbacktotheoriginoftimeitself.Now,incelebrationofthe100thanniversaryofEinstein'sachievement,NOVAtellstheinsidestoryofEinstein'smasterpiece.ThestorybeginswiththeintuitivethoughtexperimentsthatsetEinsteinoffonhisquestandtracestherevolutionincosmologythatisstillplayingoutintoday'slabsandobservatories.Discoverthesimplebutpowerfulideasattheheartofrelativity,illuminatingthetheory-andEinstein'sbrilliance-asneverbefore.Fromthefirstsparkofanideatothediscoveryoftheexpandinguniverse,theBigBang,blackholes,anddarkenergy,NOVAuncoverstheinspiredinsightsandbrilliantbreakthroughsof"theperfecttheory."