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As children, many people have dreamed of plunging beneath the ocean surface to explore the unknown world below. Dr. Robert Ballard is living his childhood dream. He is among a small number of people...
Take a tour of the Alvin, a three-person submersible that allows scientists to...
“It’s a little appreciated fact that most of the animals in our ocean make...
I have been at the Smithsonian’s National Museum of Natural History since 1966...

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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 cruises to collect and count as...
Cooks Bay in Moorea is one of the places that researchers are scouring in...
These cancer cells have been treated with discodermolide, a chemical...

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Deep below the ocean’s surface is a mysterious world that takes up 95% of Earth’s living space. It could hide 20 Washington...

The Ocean Blog

Now that the Census of Marine Life is over, we’re checking in with some of the researchers to hear about their favorite expedition, what they learned, and how the Census and its findings continue 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...
Marine biologists discover a whalefish -- an incredibly rare deep-sea fish -- swimming in the ocean in this video. Because it is so dark where they live, females have well-developed sensory pores,...
A student from the University of Cape Town in South Africa uses a field guide to help identify organisms during a shoreline survey at Cape Columbine.
John Hildebrand discusses his research at the Scripps Whale Acoustic Lab on the FLIP platform. Learn more about how scientists are using bioacoustics to study and protect whales .
Jacques Cousteau once said, “When you dive, you begin to feel like an angel." It’s true. When a diver dons a tank and slips into the water, the noisy clatter of the world disappears and the sensation...
By diving in the Curasub, Smithsonian researchers with the Deep Reef Observation Project (DROP) have discovered a new species of tiny fish in the biodiversity-rich waters of the southern Caribbean...
Students in Monterey Bay share a microscope to get a closer look at plankton samples from the Deepwater Horizon Oil Spill .
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...
Ocean scientists safely travel to deep-sea coral ecosystems up to 3,000 m (9,843 ft) below the ocean’s surface inside the Johnson-Sea-Link, a submersible owned and operated by the Harbor Branch...
Curaçao, an island in the southern Caribbean is the site of the Smithsonian's Deep Reef Observation Project (DROP) . Researchers are using a submarine to study and collect specimens from the hard-to-...
Part 3 of a 6-part series describing Woods Hole Oceanographic Institution's efforts to understand the scope and impact of the Deepwater Horizon oil spill in the Gulf of Mexico. "Sampling the Source"...
Recent Antarctic expeditions, underwater volcano monitoring, studies of little-known transparent creatures, and other recent scientific research is being conducted by Ocean Portal Collaborators.
The US Fish Commission Steamer Albatross (1882-1921) sailed approximately one million miles, in the Atlantic and Pacific Oceans, and collected millions of organisms. The Albatross had a special and...
Cooks Bay in Moorea is one of the places that researchers are scouring in their quest to collect one of every life form big enough to pick up with tweezers. In the background is Mt. Rotui—the...
On a beach in Piña, Panama the tide is rolling out. Faint outlines of skeletal remains rise above the sand. Smithsonian scientists Nicholas Pyenson and Aaron O'Dea along with a team of students...
Using a deep-diving ROV, the crew aboard Oceana’s research vessel Ranger were surprised to discover large colonies of deep-sea white coral in the Western Mediterranean Sea in July 2010. Most of the...
Scientists journey to the isolated island of Moorea on a quest to catalog every life form big enough to pick up with tweezers—from mountaintop to seafloor. Get up close and personal with researchers...
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