The peculiar, fascinating world of bioluminescence

What this episode covers

View full lesson: http://ed.ted.com/lessons/the-weird-wonderful-world-of-bioluminescence-edith-widderIn the deep, dark ocean, many sea creatures make their own light for hunting, mating and self-defense. Bioluminescence expert Edith Widder was one of the first to film this glimmering world. At TED2011, she brings some of her glowing friends onstage, and shows more astonishing footage of glowing undersea life. Talk by Edith Widder. Learn more about your ad choices. Visit megaphone.fm/adchoices

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How long is this episode of TED-Ed?

This episode is 15 minutes long.

When was this TED-Ed episode published?

This episode was published on June 11, 2026.

What is this episode about?

View full lesson: http://ed.ted.com/lessons/the-weird-wonderful-world-of-bioluminescence-edith-widderIn the deep, dark ocean, many sea creatures make their own light for hunting, mating and self-defense. Bioluminescence expert Edith Widder was one...

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