An ambitious plan to mine precious minerals from the ocean floor off the coast of Papua New Guinea looks to have run aground due to the developer's financial problems. In…

1. U.S. drops out of Paris In our 2015 ocean top 10 list, we celebrated the adoption of the Paris Agreement as a monumental achievement for slowing the warming, acidification…

We know very little about the deepest parts of the ocean – and are disturbing them faster than we’re learning about them, according a study published this week in Molecular…

In 2016, massive new ocean protected areas and transformative policies to fight illegal fishing brought hope. Meanwhile, the world’s worst coral bleaching event, record sea ice lows, and coastal flooding…

“Casper”, the ghost-like octopod discovered early this year, could be at risk from deep sea mining, scientists say. The octopod was found at a depth of 4,290 meters (2.7 miles) during…

Thousands of hydrothermal vents — chimney-like structures spewing hot water clouds of minerals and nutrients — dot the ocean floor, buzzing with marine life of various kinds. At one such…

Noted ecologist and author Carl Safina appears on this episode of the Mongabay Newscast to discuss the current state of marine conservation and its future under the Trump presidency. Mongabay…

Remote-controlled vehicles will soon begin churning up the ocean floor off the cost of Papua New Guinea, searching for millions of tons of copper and gold. In 2011, Canada-based Nautilus…

Marine scientists at the University of California Santa Barbara’s Benioff Ocean Initiative have developed a web-based tool, Deep Sea Mining Watch, to allow anyone to watch vessels engaged in deep…

An area targeted for deep sea mining is teeming with diverse life forms, including several new species, a new study has found. Countries have been eyeing the deep seafloor of…

Hydrothermal vent in the Marianas Trench. Life on hydrothermal vents were not discovered until the late 1970s. Decades later, much remains unknown about these vents and many of them remain…