This rarely seen glass octopus bared all recently — even a view of its innards — when an underwater robot filmed it gracefully soaring through the deep waters of the Central Pacific Ocean.

A team of oceanographers led by the Schmidt Ocean Institute has made a significant discovery in the Southeast Pacific, uncovering and mapping a previously unknown seamount on the Nazca Ridge ...

An octopus scoots along the reef during one of Anne Rillero’s Sunday swims off the Makena coast. A friend, Don Bloom, dove down to snap a photo. DON BLOOM photo At the Maui Ocean Center ...