NOVA - Season 25 Episode 20
NOVA - Season 25 Episode 20 - Documentary TV Shows 55:14. story about 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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- 3. Bomb Squad1997-10-21
- 4. The Proof1997-10-28
- 5. Wild Wolves With David Attenborough1997-11-11
- 6. Super Bridge1997-11-12
- 7. Treasures of the Sunken City1997-11-18
- 8. Avalanche!1997-11-25
- 9. Danger in the Jet Stream1997-12-02
- 10. Night Creatures of the Kalahari1998-01-06
- 11. Mysterious Mummies of China1998-01-20
- 12. Supersonic Spies1998-01-27
- 13. Animal Hospital1998-02-03
- 14. The Brain Eater1998-02-10
- 15. Everest - The Death Zone1998-02-24
- 16. Search for the Lost Cave People1998-03-31
- 17. Warnings from the Ice1998-04-21
- 18. Crocodiles! With David Attenborough1998-04-28
- 19. The Truth About Impotence1998-05-12
- 20. The Perfect Pearl1998-12-29
