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NOVA · S25 E20

The Perfect Pearl

1998-12-29 · 55 min

For centuries, man has risked both life and life savings to possess the pearl's beauty. Pure and perfect, glowing and dazzling, a pearl is actually a mistake formed when an oyster reacts to an irritant lodged in its shell. Go back to the late 18th century to meet Kokichi Mikimoto, who developed a technique for culturing pearls that's still used today. Travel to a Japanese oyster hatchery to see how technology is advancing pearl cultivation. Watch divers search for the immense pearls found in the world's largest oyster, the Pinctada maxima. See a strand of South Sea perfect pearls worth $2.3 million. And discover little-known facts as authors, zoologists, scientists and pearl experts reveal the pearl's wondrous history.

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Season 25 Episodes

  • E1Coma
  • E2Faster Than Sound
  • E3Bomb Squad
  • E4The Proof
  • E5Wild Wolves With David Attenborough
  • E6Super Bridge
  • E7Treasures of the Sunken City
  • E8Avalanche!
  • E9Danger in the Jet Stream
  • E10Night Creatures of the Kalahari
  • E11Mysterious Mummies of China
  • E12Supersonic Spies
  • E13Animal Hospital
  • E14The Brain Eater
  • E15Everest - The Death Zone
  • E16Search for the Lost Cave People
  • E17Warnings from the Ice
  • E18Crocodiles! With David Attenborough
  • E19The Truth About Impotence
  • E20The Perfect Pearl