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 …

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 …

To see a “world of life almost as unknown as that of Mars,” two explorers climbed inside the bathysphere and descended into the sea’s cold depths in 1931.

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 …

Sep 21, 2025 · Bathysphere: A spherical diving vessel that was used for deep-sea exploration in the early 20th century. It could be lowered into the ocean with a steel cable and allowed …

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 …

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 …

Ultimately, while the Bathysphere laid the groundwork for future deep-sea exploration, it was the development of submarines that would facilitate further research into the ocean's depths.

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 …

A bathysphere is a spherical underwater vehicle designed for oceanic exploration, particularly in the deep sea. It is typically made from a dense, strong material capable of withstanding the …