The ring-shaped coral islands known as atolls, like this one in the Maldives Islands in the Indian Ocean, may trace their formation to sea levels repeatedly rising and falling over hundreds of ...

Coral reefs are one of the most diverse ecosystems on the planet. What are the abiotic and biotic interactions that structure this diverse ecosystem? Corals are members of the phylum Cnidaria, a ...

This photograph, taken by an International Space Station astronaut while in orbit over the Caribbean Sea, captures one of Earth’s most alluring ocean locations. The Great Blue Hole lies near the ...

Sea levels rising and falling over hundreds of thousands of years may have helped build the oceanic structures Alexandra Witze, Knowable The ring-shaped coral islands known as atolls, like this one in ...