In April 2019, a marine heat wave struck a coral reef on the island of Moorea in French Polynesia, killing much of the coral and the beneficial algae that colonized it. This "bleaching" event reduced ...

The structural complexity of coral reefs creates a vibrant underwater city populated by a diverse assortment of characters. Ironically, this same complexity can impede coral recovery after ...

I grew up thinking of coral reefs as distant, almost mythical places—bright, resilient cities under the sea that would outlast me by centuries. Now I’m writing in a moment when scientists say those ...