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It is estimated that the March 11, 2011 earthquake in Japan was 1,000 times more powerful than the quake that struck Haiti in 2010. Watch as Smithsonian geologist Dr. Liz Cottrell explains this and more about the major earthquake and tsunami in Japan.
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Understanding the Japan Earthquake and Tsunami

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as sea turtle at the surface
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Exploring Ocean Life with an Underwater Vehicle

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a pink coral
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Corals in the Juan de Fuca Canyon and the Davidson Seamount

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Thumbnail of a submersible's deep sea dive video feed.
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Deep Sea Dive

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A map of the Mid Ocean Ridge
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Marie Tharp Map

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A screenshot from the video showing red and white tube worms.
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Hydrothermal Vent Creatures

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Screenshot from video of an aerial view of the ocean drilling vessel Chikyu.
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The Ocean Drilling Vessel Chikyu

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the titanic underwater
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The Titanic Wrecksite

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A brittle star sits in the middle of a deep sea octocoral that is damaged from a nearby oil spill
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Oil spill damaged octocoral

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Chart of magnitude 5 or greater earthquakes from 1970- April 2011
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Graph of magnitude 5 or greater earthquakes from 1970- April 2011

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A brittle star clings to the branches of a deep sea coral
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Brittle Star Coral Mutualism

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On August 23, 2011 a 5.8 earthquake emanated from the little-known Central Virginia Seismic Zone. The epicenter was near Mineral, VA, but the tremor shook homes, schools, and office buildings in Washington, DC and beyond. In this brief video, Smithsonian e
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Demonstrating an Earthquake's Seismic Waves

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