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About DROP DROP is a multidisciplinary Smithsonian project exploring the diversity of tropical deep reefs off the coast of Curaçao in the southern Caribbean. Deep reefs are natural extensions of shallow water reefs. But...
A fleet of underwater floats called Argo is deployed at more than 3,000 spots...
Most scuba divers scour coral reefs looking for colorful fish, natural beauty,...
You’re out to sea on a 355 foot platform, and suddenly one end begins to slowly...

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The sea's largest fish has been a mystery until recent decades. Thanks to electronic tags, researchers are uncovering some of the secrets of the whale shark ( Rhincodon typus Smith, 1828 ). One tagged animal, dubbed "Rio Lady,"...
The spiral-tufted bryozoan ( Bugula neritina ) is being studied for a...
Researchers launch one-meter-tall plastic drifters into the Gulf of Mexico...

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New technology is making it possible for scientists to go where they’ve never gone before, the depths of the icy Arctic...
Ice divers Katrin Iken (left) and Elizabeth Siddon are about to descend through a hole in the Arctic ice and into the frigid world below.
Take a tour of the Alvin, a three-person submersible that allows scientists to explore the depths of the ocean. This is an excerpt from the full Deep Ocean Explorers video. More about deep ocean...
Researchers collect underwater noises with autonomous recorders.
Tectitethya crypta (formerly known as Cryptotheca crypta ) is a large, shallow-water sponge found in the Caribbean. It was first studied for medical purposes in the 1950s when few scientists or...
From discovering new marine life to exploring the wreck of the Titanic , ROV’s and other technology are helping us get a closer look at the more than two thirds of our planet that are underwater...
Researchers use Autonomous Reef Monitoring Structures (ARMS) like this one to study the diversity of coral reef organisms. They leave the structures underwater for about a year. Then they retrieve...
On May 31, 2009, this one-of-a-kind hybrid robotic vehicle reached the deepest part of the ocean—the Marianas Trench, located in the western Pacific Ocean, 10,902 meters (6.8 miles) below the surface...
Two divers, one in an atmospheric dive suit (left) and the other in standard dive gear (right), prepare to explore the Lusitania shipwreck in 1935. Over the decades, diving gear has evolved and...
Editor's note: Thank you for your interest in this app. Unfortunately, it is no longer available. Amazing Ocean is a brand new, free mobile app developed by the U.S. Department of State that features...
You’re out to sea on a 355 foot platform, and suddenly one end begins to slowly tip underwater. Should there be a call for evacuation? Are you sinking? Not if you’re on FLIP – the FLoating Instrument...
CREDIT: Provided by Rutgers University Glider Technology Now Used to Study Oil Spill in Gulf of Mexico The first underwater robotic vehicle—or “glider”—to cross an ocean is the centerpiece of a new...
Deploying ARMS (Autonomous Reef Monitoring Structures) is tricky in the deep sea, where SCUBA divers can't place and secure them to the floor with their hands and a hammer. Researchers with DROP (...
The robotic arm of a Pisces submersible collects a gold coral colony ( Gerardia sp.) during a research cruise in the Hawaiian Islands. Ocean scientists have radiocarbon-dated some Gerardia specimens...
Bycatch, the name given to fish and other ocean animals that are caught unintentionally, is a huge problem. Scientists and fishermen are joining forces to design new nets that catch only the targeted...
Scientists talk about the experience of exploring the ocean in this excerpt from the Deep Ocean Explorers video. More about deep ocean exploration can be found in our Deep Ocean Exploration featured...
Dive into the Gulf of Mexico without getting wet! The Smithsonian has recently uploaded some of its marine collections from that region onto Google Earth's Ocean Layer . Now you can go where our...
Traveling aboard the Charles W. Morgan , a 173-year-old whaling ship on its 38th Voyage, I’m struck by its paradox: this vessel which spent years chasing and killing whales is now helping us to study...
An estimated 1.8 billion people will suffer from water scarcity by 2025. Looking for sources of water is becoming important and with oceans containing around 97% of Earth’s water, it would be nice if...
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