Killing the protected animals may be the only way to stop them from eating too many of the Pacific Northwest’s endangered ...

Despite crushing pressure, total darkness and near-freezing temperatures, researchers found an underwater world teeming with ...

After 10 days with only the open ocean and the occasional iceberg at our sides, sailing into the sea ice felt like crossing ...

Far below the ocean’s surface, where sunlight disappears and pressure reaches crushing levels, some of the planet’s strangest ...

Tokyo set to make world’s first attempt to continuously lift rare-earth-rich mud from a depth of around 6,000m ...

The world’s oceans are becoming dangerously acidic. A controversial proposal would raise the pH — by mixing chemicals into ...

As the Arctic melts and people spend more time there, defining our relationship to sea ice becomes more necessary.

Sea anemones and jellyfish don’t have brains, but the way their neurons behave during sleep shows some surprising ...