A giant ocean predator that terrorised the seas during the time of the dinosaurs may have also hunted in rivers, a tooth ...

Scientists discovered a brand-new species of sea anemone, and it's got a special relationship with a common crab.

The field of ocean governance is rapidly evolving in response to mounting anthropogenic impacts, particularly in vulnerable deep-sea ecosystems. Coastal ...

Plankton and other midwater organisms make up the first link in the marine food chain, supporting everything from small fish ...

The now-extinct sea cow species, Salwasiren qatarensis, was discovered thanks to an examination of 21-million-year-old ...

The rare creature, called Haliphron atlanticus, was seen by the Monterey Bay Aquarium Research Institute’s biodiversity and biooptics team on Nov. 6, the institute confirmed to SFGATE via email. Prior ...

Lacking the usual amount of data to guide them, federal fishery managers relied on last year’s reports to set the coming year ...

We’re wrapping up 2025 and tying it with a blue-and-gold bow. It’s our gift to you, a collection of this year’s special ...

Ammonia-oxidizing archaea (AOA) are some of the most abundant microorganisms in the ocean and play a key role in nitrogen ...

Eight Kenya Defence Forces (KDF) soldiers have been detained for 10 days as investigations continue into their alleged ...

New research shows how warm water moves under Antarctica’s Dotson Ice Shelf, revealing how hidden currents and seafloor shape ...

President Donald Trump says the United States has seized an oil tanker off the coast of Venezuela as tensions mount with the government of President Nicolás Maduro.