Originally posted by h1a8
The reactor was at the center of the island as shown when iron man loaded it. Thor stuck the metal which sent more energy to the core, overloading it. The island didn't explode right way, it fell apart into pieces (like a macro disintegration). It wasnt like Thor struck a plot less island (no technological core) and he cause the island to crumble on his own power.
Looks like someone still hasn't watched the movie yet. What are you doing still commenting here?