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A rarely seen megamouth shark (Megachasma pelagios) was recently spotted in east Africa for the very

As marine biologist Nicola Foster and her colleagues steered a remote-controlled submersible through

You have a preview view of this article while we are checking your access. When we have confirmed ac

While global policymakers continue to drag their feet on phasing out planet-heating fossil fuels, sc

Scientists have warned swathes of the Great Barrier Reef have suffered coral bleaching, with new ima

A gray whale believed to be extinct from the Atlantic Ocean for 200 years was suddenly seen swimming

The largest tuna fishery in the world is also the most sustainable. How do the small island states o

A mass coral reef spawning event has been observed in Cambodian waters for the very first time. The

Difficulty: Summiteer (Level 3) Marine experts have warned that Hong Kong must strengthen efforts to

With a name like Bounty Trough, you might say this particular slice of the ocean off the coast of Ne

Diane Tuft In her new book, Entropy, photographer Diane Tuft explores the damage that a warmer clima