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Ever since fourth grade I’ve wanted to explore the creatures and landscapes of the deep ocean in a submersible. It took awhile, but I finally got my chance this summer as part of the...
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Hidden beneath Arctic ice is a world few have ever seen. Take the icy plunge...
Studies along the Northwest Atlantic Ocean shelf break- the transition from...
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In the spring of 2011, a research crew from Oceana spent two months in the...

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“It’s a little appreciated fact that most of the animals in our ocean make light,” says Edie Widder, biologist and deep sea explorer at ORCA. In this TED talk, she shows incredible film and photos she took of animals in the open...
Inside the control van for the remotely operated vehicle (ROV) Jason , Dr...
By diving in the Curasub, Smithsonian researchers with the Deep Reef...

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The submersible Alvin carries scientists to the deep ocean, where they encounter amazing creatures and views of deep ocean...
If there had been room to stand up, there would have been a standing ovation. As it was, the five of us on the submersible Curasub clapped and cheered when the first three deep-reef ARMS (Autonomous...
A dive tender monitors the line connected to ice divers studying creatures living on the underside of the Arctic Sea ice .
Smithsonian zoologists inside the Curasub , a 5-person submersible. They're exploring the biodiversity of the deep reefs off Curaçao in the southern Caribbean. Read more and watch videos about the...
In the spring of 2011, a research crew from Oceana spent two months in the brackish Baltic Sea . The Baltic faces challenges from pollution, algae blooms, over fishing, and invasive species. Oceana...
Doing scientific research on a ship isn't always easy. On top of having to live and sleep on a boat on the water, you have to fit all your scientific equipment onboard—and make sure it continues...
Atlantic Ocean, Pacific Ocean, Mediterranean Sea, Gulf of Mexico…it is all a single, enormous, interconnected ocean that covers much of our planet. But that doesn't mean that it has the same...
Watch as Dr. Dallas Alston and a team of researchers study the effects of aquaculture at a fish farm near Puerto Rico. With careful planning and good daily practices, aquaculture can be part of a...
2012 marked the 70th anniversary of a series of World War II battles in the Pacific Ocean and on its islands, which are collectively known as the “Pacific theatre.” While the battles are long over,...
Using a drill, a team removes a chunk from the thick Arctic ice. Small samples are taken from where the ice meets liquid seawater. The ice is then melted for analysis.
Smithsonian Zoologist Dr. Clyde Roper (rear) and museum specialist Mike Sweeney examine the mantle of a dead giant squid. Everything we know about giant squid comes from studying specimens found...
The ocean holds a lot of history. Warships from World War II have been found on the floor of the Atlantic Ocean through the use of sonar technology and are being explored before they give in to the...
Ships are well-known for their tiny rooms and tight quarters. But have you heard of a sea vessel that has toilets and sinks sticking out of the walls, and staircases and doors on the ceiling? This...
The Baltic’s waters are so frigid that the sandy seabed was often frozen during Oceana's 2011 expedition. The divers’ underwater cameras had to be put on automatic settings to take photos, as their...
Join marine archeologists as they trace the history of the Trouvadore , a slave ship bound for Cuba that wrecked in the Turks and Caicos Islands in 1841, and the ship’s passengers unusual path to...
The Titanic's sinking around 100 years ago created a new underwater habitat for organisms: the wreck itself. One of these is a species of bacteria -- named Halomonas titanicae after the great ship...
The Hawaii Undersea Research Laboratory’s Pisces V submersible is lowered for a dive to study deep-sea corals. Learn more about research into deep-sea corals in the multimedia feature " Coral Gardens...
How many animals swim in the sea? It's not easy to count them all. To get a feel for the ocean's diversity, scientists, such as those involved in the Census of Marine Life , sail out on research...
NOAA’s New Millennium Observatory (NeMO) was set up to study geologic, chemical, and biologic interactions along the mid-ocean ridge system. Learn more about NeMO and watch a video about underwater...
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