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‘A Life Illuminated’: Of Bioluminescence, Mysterious Sea Creatures, And A Woman Scientist’s Groundbreaking Quest
Director Tasha Van Zandt has made a new documentary, *A Life Illuminated*, chronicling the work of pioneering marine biologist Dr Edie Widder, descending more than 3,000 feet in a submersible to film Widder's research into bioluminescence in the deep ocean. The film highlights how Widder's inventions have reshaped scientific understanding of a part of the ocean once dismissed as a dark, lifeless void, revealing it instead as a world illuminated by glowing marine life.
Widder, who founded the Ocean Research & Conservation Association, developed devices including an "eye-in-the-sea" camera system using far-red light invisible to most deep-sea creatures, and an "electronic jellyfish" lure designed to attract elusive animals. Using the lure, she became the first person to capture footage of a live giant squid in its natural habitat in 2012, a moment Van Zandt says inspired her to make the documentary years later.
In short
- New documentary profiles marine biologist Dr Edie Widder's deep-sea discoveries
- Widder invented devices revealing the ocean's bioluminescent "language of light"
- Her lure helped capture the first-ever video of a live giant squid
Explained simply
Bioluminescence is light produced by living things through chemical reactions. It is common in the deep ocean, where sunlight does not reach, and can help animals find food, communicate or avoid predators.
Marine biologist Edie Widder studies these animals and developed cameras and lures to observe them without disturbing them. Her “eye-in-the-sea” camera uses far-red light that most deep-sea creatures cannot see, while an electronic jellyfish imitates a glowing animal to draw other creatures closer.
The deep ocean was once difficult to study and often portrayed as empty and dark. Widder’s work has helped researchers observe its varied life, including a giant squid filmed in its natural habitat in 2012.
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