nebula Posted August 11, 2008 Group: Royal Member Followers: 10 Topic Count: 5,823 Topics Per Day: 0.75 Content Count: 45,870 Content Per Day: 5.95 Reputation: 1,897 Days Won: 83 Joined: 03/22/2003 Status: Offline Birthday: 11/19/1970 Share Posted August 11, 2008 Did iron cyclones give Earth a wonky core? * 11 August 2008 * From New Scientist Print Edition. Subscribe and get 4 free issues IT'S not just the sphere of culture that has an east-west divide. The Earth's inner core of solid iron also behaves differently in each hemisphere, transmitting seismic waves faster in the eastern side than in the west. The phenomenon has baffled scientists, but now numerical simulations developed by Julien Aubert of the French national research centre's Institute of Geophysics in Paris and his team suggest that the anomaly may be due to subterranean "cyclones" found in parts of the liquid iron outer core. Read here Link to comment Share on other sites More sharing options...
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