Sumatra earthquake mysteries examined
Friday, May 11, 2012 - 05:00
in Earth & Climate
(Phys.org) -- An earthquake in the Indian Ocean off the coast of Sumatra, Indonesia on 11th April was unusually powerful, at magnitude 8.6, for a strike-slip type of quake, and a new analysis of the earthquake and its 8.2 magnitude after-shock has proposed that some of the assumptions made about earthquakes may need re-thinking.