COCONUT ISLAND, Hawaii (AP) — On a moonless summer night in Hawaii, krill, fish and crabs swirl through a beam of light as two researchers peer into the water above a vibrant reef. Minutes later, like ...

The survival of certain coral ecosystems in the face of current climate upheaval finds an unexpected explanation in their distant past. An unprecedented genetic mapping, covering hundreds of species, ...

The biodiversity of the Earth’s oceans is disproportionately concentrated in coral reefs — the vibrant undersea ecosystems where thousands of known marine species reside. A new Yale-led study offers ...

Some scientists have held out hope that, given the threats tropical corals face from climate change, they could improve their viability by expanding their range — by finding refuge in more temperate ...