Bursts of laughter echo from a speedboard bobbing on the turquoise Mozambique channel, miles off the west coast of Madagascar. It's a sunny morning. The only land in view is a tiny islet of white sand ...

There’s only one word for it: indescribable. “It’s one of those awesome experiences you can’t put into words,” says fish ecologist Simon Thorrold. Thorrold is trying to explain how it feels to dive ...

This article is brought to you by our exclusive subscriber partnership with our sister title USA Today, and has been written by our American colleagues. It does not necessarily reflect the view of The ...

You might think there’s no safer place underwater than snugged to the side of the largest fish on Earth. But you would be wrong. Divers watched in awe as a particularly persistent bird called a ...