• Earthquake swarm under Skjaldbreidur volcano, Iceland

    An intense earthquake swarm is in progress at the southern end of Prestahnúkur volcanic system (Langjökull icecap) since early Saturday, December 9, 2017. More than 100 quakes were registered within 40 hours, with 4 above M3.0. There have not been…

  • Shallow M4.2, M2.8 earthquakes hit northeast Oklahoma

    The U.S. Geological Survey registered two shallow earthquakes near Stillwater in northeast Oklahoma on December 5, 2017. The first, registered as M4.2 at 04:26 UTC (22:26 CST, December 4) hit at a depth of 3.3 km (2 miles) and the second, registered at 04:53 UTC as…

  • Night sky guide for December 2017

    The year ends with the first and last supermoon of the year, the first of 3 over the next 60 days, one royal meteor shower, and December solstice. Hopefully, this year made us all stronger, wiser and ready for what's to come in 2018 and beyond. December 1 -…