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Climb aboard the scientific ocean drilling vessel Chikyu for a tour of this state-of-the-art research ship.
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Imagine: You’re in a small submersible, and you gently settle on the soft muddy...
Thousands of seamounts—most of them undersea volcanoes—tower above the muddy...
Smithsonian curator of fossil marine mammals Nick Pyenson and a team of...

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The ocean, which we often break into five large ocean basins, covers 71 percent of the Earth's surface and holds over 1.3 billion cubic km of water. This massive space also holds over 99 percent of the area that can be inhabited...
These star-shaped grains of sand, collected from southern Japan, look like...
If you want to explore the depths of the ocean, you may want to go to the...

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Scientists from the Integrated Ocean Drilling Program (IODP) collect sediments drilled from Earth’s crust. This marine...
Discover some amazing corals in this footage that shows and identifies a range of deep-sea coral species from the Juan de Fuca Canyon off the Olympic coast and the Davidson Seamount, an underwater...
A large white coral (Corallium sp.) grows on the Balanus Seamount, part of the New England Seamount chain. Hanging on to the coral are stalkless crinoids and orange brittlestars (Opiacantha sp.) To...
If you want to explore the depths of the ocean, you may want to go to the deepest part: the Mariana Trench. This trench has a maximum depth of 11 kilometers (around 7 miles) and is almost five times...
On August 23, 2011 a magnitude 5.8 earthquake struck the East Coast of the United States. The earthquake map shown here, generated by the U.S. Geological Survey and regional seismic network operators...
Geophysicist Jian Lin of Woods Hole Oceanographic Institution and chief U.S. scientist aboard the Chinese oceanographic ship DaYang Yihao studied the earthquake site that triggered 2004’s Indian...
The Chikyu allows scientists to gather and study data about seafloor sediments as soon as they are collected. After a powerful 9.0 earthquake triggered a devestating tsunami in Japan in March 2011 ,...
The United States Geological Survey (USGS) keeps track of earthquake locations and magnitudes, accessible on the USGS website . Modern recording equipment has been in use since about 1900. While this...
The ocean, which we often break into five large ocean basins, covers 71 percent of the Earth's surface and holds over 1.3 billion cubic km of water. This massive space also holds over 99 percent of...
It isn’t everyday that a magnitude 5.8 earthquake strikes the East Coast of the United States . But on August 23, 2011, people from Georgia to New England felt the rumble and shaking of an earthquake...
Thousands of seamounts—most of them undersea volcanoes—tower above the muddy seafloor. They provide something hard to come by in the deep ocean : a solid surface to cling to. This photo gallery shows...
An archaeologist arranges a deep-sea core from off the coast of Britain. These cores are long cylinders of the earth's crust, drilled up from beneath the seafloor. When the cores shown here are...
These deep-sea sediment cores were drilled from beneath the seafloor, and hold information about millions of years of ocean and atmospheric chemistry. As dirt, dead organisms, and other particles...
Smithsonian curator of fossil marine mammals Nick Pyenson and a team of collaborators are heading into Chile's Atacama Desert , shown here. They'll study a rich bonebed of fossil marine vertebrates...
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...
The United States Geological Survey (USGS) keeps track of earthquake locations and magnitudes, accessible on the USGS website . Modern recording equipment has been in use since about 1900. While this...
Climb aboard the scientific ocean drilling vessel Chikyu for a tour of this state-of-the-art research ship.
The High Coast in Sweden and the Kvarken Archipelago in Finland were inscribed on the World Heritage List in 2000. The High Coast and the 5,600 islands of the archipelago have been shaped by the...
A diversity of deep-sea corals—including primnoid coral ( Narella sp.), black coral ( Trissopathes pseudtristicha ), and feather stars ( Florometra serratissima )—flourish 2,669 m (8,757 ft) deep on...
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