Coral cells contain dense populations of microalgae that provide them with nutrients (pictured here under ... microscope). When faced with hot water temperatures and low iron levels, these ...

A look at the symbiotic algae inside the corals revealed an ... And while they may look identical under a microscope, the differences between groups are detectable by DNA analysis.

The reef had just been “bleached”—symbiotic algae that live in each tiny coral ... the Benthic Underwater Microscope, the first instrument powerful enough to get real-time views of these ...

The sun's intense rays, which can sunburn swimmers and divers that flock to these reefs, cause similar damage to coral and zooxanthellae, the symbiotic ... look at them under the microscope ...

That this symbiotic relationship arose during a time of massive worldwide coral-reef expansion suggests that the interconnection of algae and coral is crucial for the health of coral reefs, which ...

in that they're the only ones whose embryos have an algae living inside of them. Scientists are now hoping that a better understanding of this symbiotic relationship could lead to new drugs for ...

The reef-forming animals are upgrading their symbiotic algae so that they can survive the bleaching that occurs in waters warming under climate change. “The most exciting thing was discovering ...

Because of some six weeks of unusually warm waters, branching corals there bleached en masse, in which they lose the symbiotic algae living in them that supply most of their food. Receive a weekly ...