NOVA

Scientists Breed a New Generation of "Super Corals"

Some corals, called "super corals," are more resistant to temperature changes and bleaching. Discover how scientist Ruth Gates began a "super coral" breeding program to create more resilient reefs.

Episode 4

4m 45s

WETA Passport

Stream tens of thousands of hours of your PBS and local favorites with WETA Passport whenever and wherever you want. Catch up on a single episode or binge-watch full seasons before they air on TV.