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Nature 426, 401 (27 November 2003) | doi:10.1038/426401a

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Earth science: The ultraslow difference

Jason Phipps Morgan1

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The speed at which mid-ocean ridges grind out new ocean floor varies considerably. The slowest-spreading ridges are especially tough to study — but the latest data show that they are especially intriguing.

Earth exploration still has the power to astound. Mid-ocean ridges, also called spreading centres, produce new ocean crust at different rates and are classified accordingly.

  1. Department of Marine Geodynamics, GEOMAR, Wischhofstrasse 1-3, Kiel D-24148, Germany.
    Email: jmorgan@geomar.de