Complex sentence: Flash had travelled to the future as he discovered an atomic clock in the capsule would become an atomic bomb due to the process, and he defeated the Reverse-Flash by making his friction-protection aura burn away, and stopped the bomb from exploding.
Split into simpler sentences: Flash had travelled to the future as he discovered an atomic clock in the capsule would become an atomic bomb due to the process. He defeated Reverse-Flash by making his friction-protection aura burn away and stopped the bomb from exploding.