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  1. Bathysphere - Wikipedia

    The Bathysphere (from Ancient Greek βαθύς (bathús) 'deep' and σφαῖρα (sphaîra) 'sphere') was a unique spherical deep-sea submersible which was unpowered and lowered into the ocean on a …

  2. Bathysphere | Definition & Facts | Britannica

    bathysphere, spherical steel vessel for use in undersea observation, provided with portholes and suspended by a cable from a boat. Built by the American zoologist William Beebe and the American …

  3. Bathysphere - History Of Diving Museum

    The 5,000-pound cast iron Bathysphere had a diameter of less than five feet but would carry two explorers–engineer Otis Barton plus naturalist and biologist William Beebe–to observe ocean life …

  4. The Hollow Steel Ball That Changed Ocean Exploration Forever

    Aug 16, 2017 · The bathysphere—“bathy” meaning “deep” in Greek—was a hollow, steel ball less than five feet in diameter with three small windows and a steel cable to tether it to a ship.

  5. Bathysphere: The World’s First Deep-Sea Exploration Vessel

    Mar 7, 2020 · Beebe and Barton’s vessel, called the Bathysphere, was a sphere less than five feet across. The inside was crammed with all sorts of scientific equipment, a telephone for …

  6. What Is a Bathyscaphe? Deep-Sea Submersible Explained

    Mar 9, 2026 · The bathyscaphe replaced an earlier deep-sea vessel called the bathysphere, a cast iron sphere that was lowered on a cable from a ship above. The bathysphere depended entirely on that …

  7. Inside the First Deep-Sea Dive in History - Smithsonian Magazine

    May 16, 2023 · Suspended and swinging on the cable, it seemed to peer down at the choppy water. The bathysphere would be the first submersible to bring humans down into the deep ocean.

  8. August 15, 1934: World-Record Dive in the Bathysphere by Barton and ...

    Aug 15, 2018 · As for the bathysphere, it was exhibited at the 1939 New York World’s Fair and was used to observe underwater explosions during World War II, before finding a permanent home at the …

  9. The Birth of Deep Sea Exploration: Tales from the Bathysphere

    Sep 17, 2024 · They called their vessel the Bathysphere, a Greek word meaning ‘deep sphere.’ The craft was made of steel and its three windows were of fused quartz, three inches thick.

  10. Historical Photos of the Bathysphere, the World’s First Deep-Sea ...

    Jun 27, 2023 · The Bathysphere was a unique spherical deep-sea submersible which was unpowered and lowered into the ocean on a cable, and was used to conduct a series of dives off the coast of …