This week saw a large earthquake in the north Pacific, and smaller ones in the Mediterranean and Oklahoma. Is that a normal seismic pattern?

This week’s earthquakes – in the Philippines, the North Sea and Montana – are all shallow in origin.

This week there were earthquakes in Guatemala and Mozambique and an earthquake swarm in eastern California. And did anything happen in Santa Barbara?

There were earthquakes in the Pacific and in Yellowstone National Park this week — along with a mysterious tsunami off western Greenland.

This week there were earthquakes in Guatemala, in the eastern Mediterranean, and on the volcanic island of Hawaii.

In a quiet week, there’s a bit of confusion about earthquakes in Azerbaijan and Ohio, while the tremor in Alaska is more easily explained.

This week saw earthquakes in Indonesia and Chile – but are there signs of a slowdown in the Oklahoma earthquake series?

This week there were no really severe tremors, but there were earthquakes in the Philippines, in Iceland and off the coast of Oregon.

The earthquakes this week in the South Sandwich islands, El Salvador and California, were all a little more complicated than they first appeared.

This week there were earthquakes in Vanuatu, in Alaska and in the Red Sea.