剧情介绍：　　Dr.StevenSorensonplanstotapthegeothermalenergyoftheEarth'sinteriorbymeansofathermonucleardevicedetonateddeepwithintheEarth.DespitedirewarningsbyfellowscientistTedRampian,DrSorensonproceedswiththeexperimentaftersecretlylearningthatheisterminallyill.Thisexperimentcausesacracktoformandgrowwithintheearth'scrust,whichthreatenstosplittheearthintwoifitisnotstoppedintimeaaa