The ocean may be nature’s single greatest gift to humanity. It provides about half of the oxygen we breathe, feeds billions ...

Cleaner fish shape coral reef health by affecting where and how microbes spread. Removing them changed fish behavior.

Where do you go when you’re a fish and you need a skincare treatment? Coral reefs contain natural “beauty salons,” lively ...

Massive sea urchin populations are destroying Hawaii's coral reefs faster than they can naturally rebuild themselves.