A friend of mine who follows earthquakes say there've been a series of R6+ earthquakes in the last few days. He thinks it's because the magnetic field is flipping, which happens every dozen years or so. They are happening in numerous parts of the world.
7.3 218km SSE of Bristol Island, South Sandwich Islands
2013-07-15 14:03:43 UTC31.0 km deep
6.6 29km NE of Kandrian, Papua New Guinea
2013-07-07 20:30:07 UTC62.0 km deep
7.3 115km ENE of Taron, Papua New Guinea
2013-07-07 18:35:30 UTC386.3 km deep
6.1 55km S of Bireun, Indonesia
2013-07-02 07:37:02 UTC10.0 km deep
6.6 Northern Mid-Atlantic Ridge
2013-06-24 22:04:13 UTC10.0 km deep
5.8 15km NW of Copalillo, Mexico
2013-06-16 05:18:59 UTC52.0 km deep
6.5 46km W of Masachapa, Nicaragua
2013-06-15 17:34:29 UTC35.8 km deep
6.7177km ENE of Flying Fish Cove, Christmas Island
2013-06-13 16:47:23 UTC8.6 km deep
7.3 218km SSE of Bristol Island, South Sandwich Islands
2013-07-15 14:03:43 UTC31.0 km deep
6.6 29km NE of Kandrian, Papua New Guinea
2013-07-07 20:30:07 UTC62.0 km deep
7.3 115km ENE of Taron, Papua New Guinea
2013-07-07 18:35:30 UTC386.3 km deep
6.1 55km S of Bireun, Indonesia
2013-07-02 07:37:02 UTC10.0 km deep
6.6 Northern Mid-Atlantic Ridge
2013-06-24 22:04:13 UTC10.0 km deep
5.8 15km NW of Copalillo, Mexico
2013-06-16 05:18:59 UTC52.0 km deep
6.5 46km W of Masachapa, Nicaragua
2013-06-15 17:34:29 UTC35.8 km deep
6.7177km ENE of Flying Fish Cove, Christmas Island
2013-06-13 16:47:23 UTC8.6 km deep