Add Yahoo as a preferred source to see more of our stories on Google. The Great Barrier Reef stretches for 1,429 miles just off Australia's northeastern coast. Auscape/Universal Images Group via Getty ...

If new coral reefs form there as the waters warm, these areas might act as refuges for tropical corals, reducing the corals' risk of extinction. Scientists know from the fossil record that coral reef ...

(THE CONVERSATION) Tropical reefs might look like inanimate rock, but these colorful seascapes are built by tiny jellyfish-like animals called corals. While adult corals build solid structures that ...