The biodiversity of Earth's oceans is disproportionately concentrated in coral reefs—the vibrant undersea ecosystems where ...

Coral reefs are a crucial part of the marine ecosystem, providing habitats for all sorts of marine life and protecting coastlines from storm damage. But scientists say rising ocean temperatures are ...

One of Australia’s top attractions, the world’s largest coral reef system, needs visitors now more than ever before: here’s ...

Coral reef halos, visible from satellites, can indicate reef health by reflecting predator presence and coral layout.

Harmful bleaching of the world’s coral has grown to include 84% of the ocean’s reefs in the most intense event of its kind in recorded history, the International Coral Reef Initiative ...

Below the ocean’s surface, there’s a vibrant ensemble of sounds — a chorus of vibrations, croaks, pops and crackles that come together to form the soundtrack of a healthy coral reef.

Brain coral, a slow-growing hard coral, forms important reef habitats in the Gulf and Caribbean. Scientists like Keisha Bahr are working to restore damaged coral reefs worldwide. While exciting to ...