The Ocean

  • Nautilus Live

    Nautilus Live

    Descend into the unknown. Follow Dr. Robert Ballard and his team as they explore the ocean on the E/V Nautilus.

  • Cursed Warship Comes to Light

    Cursed Warship Comes to Light

    Divers discover a remarkably well preserved warship, stumble onto treasure, and thwart a curse.

  • Alvin Turns 50

    Alvin Turns 50

    The deep-sea submersible discovered hydrothermal vents and explored the Titanic.

  • Onward and Downward

    Onward and Downward

    For years James Cameron dreamed of diving to the bottom of the Mariana Trench. After seven years spent on research, design, and testing, one question remained: Could the sub survive the crushing pressure at 36,000 feet?

  • Discovering the Titanic

    Discovering the Titanic

    Return to 1985, when Bob Ballard and photographer Emory Kristof found the shipwreck of the century.

  • Ancient Shipwrecks Still at Large

    Ancient Shipwrecks Still at Large

    These wrecks carried everything from Bronze Age explorers to a lost Egyptian sarcophagus.

     

  • Real-Life Castaway Tales

    Real-Life Castaway Tales

    Did Jose Salvador Alvarenga really survive 13 months adrift at sea? If the tale is true, he'll join a legendary list of castaway survivors.

     

  • Shipwrecks Removed From Coral Reefs

    Shipwrecks Removed From Coral Reefs

    Three shipwrecks were removed from coral reefs in the Pacific. How long will it take the reefs to recover—and what obstacles might get in the way of a return to health?

  • 200-Year-Old Shipwrecks Invaded

    200-Year-Old Shipwrecks Invaded

    On the bicentennial of the sinking of the armed schooners Hamilton and Scourge in Lake Ontario during the War of 1812, invasive mussels are threatening the remarkably intact shipwrecks.

  • Diver From 1972 NG Photo Tells His Story

    Diver From 1972 NG Photo Tells His Story

    Villamar Godfrey is still diving, and still speaking out in protection of Belize's spectacular coral reefs.

  • Undersea Mountains Surveyed

    Undersea Mountains Surveyed

    Swarms of orange fish and other deep-sea creatures have been spotted during a five-year survey of the world's underwater mountain ranges.

  • Prehistoric Human in Undersea Cave

    Prehistoric Human in Undersea Cave

    Divers have retrieved one of the oldest skeletons in the Americas from a deep cave in Mexico—a 10,000-year-old young man.

  • Viking Shipwrecks Face Ruin as Odd

    Viking Shipwrecks Face Ruin as Odd "Worms" Invade

    Viking ships, sunken prehistoric settlements, and tens of thousands of other well-preserved wrecks face ruin as wood-eating shipworms invade a warming Baltic Sea.

  • Robots of the Gulf Spill

    Robots of the Gulf Spill

    From fishlike submersibles to smart torpedoes, meet the 'bots that illuminated deep, dark threats of the BP spill.

  • Ghost Ship of the Yukon Project

    Ghost Ship of the Yukon Project

    John Pollack investigates the lives of shipmen who hoped to strike gold.

  • Sea of Cortez Underwater Archaeology Project

    Sea of Cortez Underwater Archaeology Project

    Archaeologist Amy Gusick and her team are going underwater in the Sea of Cortez to search for evidence of the New World’s earliest inhabitants.

  • Best Underwater Pictures Named

    Best Underwater Pictures Named

    See a diver exploring a deep trench, a seahorse being born, an eel baring its teeth, and more contest winners.

  • Video: Underwater Polar Forests

    Video: Underwater Polar Forests

    In cold Antarctic waters, explorers are finding lush forests of giant, "bad tasting" seaweed and communities of rarely seen sea creatures.

  • The Genetics of Deep Coral Reefs

    The Genetics of Deep Coral Reefs

    David Gruber searches for the far-red fluorescent protein, which may only exist at the deepest depth photosynthesis can occur.

  • The Mariana Trench

    The Mariana Trench

    While thousands of climbers have successfully scaled Mount Everest, the highest point on Earth, very few people have descended to the planet’s deepest point, the Pacific Ocean’s Mariana Trench.

  •  Photos: New Deep-Sea Vents Found

    Photos: New Deep-Sea Vents Found

    Crawling with tube worms and crabs, the hydrothermal vents are the first found in the Gulf of California, scientists report.