This mega coral, thought to be around 300 years old, is exciting because it could provide unique insights into historical ocean conditions. Scientists discovered the huge coral in the southwest Pacific Ocean when they were working from the Pristine Seas ...

From the surface, “it looked like a shipwreck,” said Molly Timmers, lead scientist of the Pristine Seas expedition. But the team’s cinematographer dove to take a closer look and found a “mega coral hiding in plain sight.”

Scientists aboard a National Geographic research vessel have uncovered the world’s largest known coral in the southwest Pacific Ocean, a massive specimen of Pavona clavus. Found near the Three Sisters islands in the Solomon Islands,