During a 2015 heat wave, scientists watched as a coral reef died before their eyes. By the end of the century, almost all the world's corals will be gone if climate change continues at this pace.

During a 2015 heat wave, scientists watched as a coral reef died before their eyes. By the end of the century, almost all the world's corals will be gone if climate change continues at this pace.

These giant predators are helping solve the mystery of Earth's cooling shift some 50 million years ago.

These giant predators are helping solve the mystery of Earth's cooling shift some 50-30 million years ago.

Contracts for exploring the deep sea are due to expire before a safe mining code can be agreed.

Scientists watched in real time as rising ocean heat transformed the sprawling reef. It was a harbinger for ecosystems everywhere as the planet warms.

That doesn't mean sea level rise has stopped – it hasn't. When that lunar cycle starts upward again, it will mean double trouble for places like Miami.

Climate change is strengthening the division between the ocean surface and the abyss.

Aquaculture is a growing source of healthy protein for millions of people around the world, but there are big differences between farming fish on land and at sea.