Around the world, coral reefs are threatened by the climate crisis. Typically, the dying breath of coral is signified by bleaching — an expelling of crucial algae that turns the tissue of coral a ...

Warmer oceans are putting stress on corals—and causing many of them to turn white, or bleach. But some corals under stress are instead becoming strangely colorful, turning brilliant neon pink, yellow, ...

Coral reefs are bleaching, dying and becoming sick. Here’s how it's happening and what scientists are doing about it.

Add Yahoo as a preferred source to see more of our stories on Google. Corals in Australia's Great Barrier Reef spawned last week — a mysterious synchronized ritual. On a clear, calm night in the ...

Scientists have found three new species of sun corals off Sung Kong and Waglan islands in the eastern waters of Hong Kong. The discovery of these orange, violet and green corals brings the number of ...

For some corals, going bright may be part of their fight against bleaching. Higher-than-normal ocean temperatures can cause some corals to bleach and lose the beneficial algae that dwell within their ...

Acropora corals with colorful bleaching in New Caledonia. (Photo courtesy The Ocean Agency / XL Catlin Seaview Survey) Acropora corals with colorful bleaching in New Caledonia. (Photo courtesy The ...

A coral's color can tell of its resilience to climate change, and a new study has shed light on the underlying genetic factors that may be at work behind this. Anyone who visits the Great Barrier Reef ...

Nothing on a Hawaiian coral reef is more impressive than a three-foot-tall antler coral. These large corals grow up out of the top of the lava reef, looking like giant underwater trees with spreading ...

On a clear, calm night in the waters of Australia's Great Barrier Reef last week, local photographers slipped into scuba gear, grabbed underwater cameras, and dove into a colorful underwater snowstorm ...