Corals may look still, but they follow a daily sleep cycle. New research shows why corals rest at night while their microbes ...

Immerse yourself in the world of Hawaii’s corals with the potential to see live coral spawning as Maui Ocean Center celebrates its coral reefs and the animals that call it home. “Incredible Corals: ...

Artificial light can wake sleeping fish and attract predators, changing nighttime coral reef communities, according to new research using novel underwater infrared cameras. The study, published today ...

This article was produced by National Geographic Traveller (UK). The first time a giant trevally fish hits me on the forehead, I freeze. We’re 39ft below the surface of the ocean at dusk, the inky ...

During a night dive on the house reef at Sand Dollar Sports, diver Catherine Anne Hoelzer captured a breathtaking encounter with a Caribbean reef octopus as it fed and expanded across coral formations ...