In porsesh ke aya ma dar alam tanhaim, dar toole tarikh zehne bashar ra peyvasteh be khod mashghool kardeh ast.ama ta avakhere gharne gozashteh, fanavarie ma anghadr pishraft nakardeh bood ke pasokhe in moama ra, kharej az dayereye hadso gaman va nazdiktar be donyaye manteghi pajoohesh haye elmi peyda konim.ba afzayeshe daneshe ma dar bareye mohote atrafeman va milyoonha shekle digare hayat ke emrooz rooye zamin vojood darand ya hata mongharez shode and, tasavoreman dar bareh mansha va mahiate hayat motahavel shodeh ast.banabar in , baraye yaftane pasokhe daghigh tar be moamaye hayate fara zamini,bayad ebteda moshakhas konim ke hayat chist?