Scientists track Antarctic krill via satellite to monitor ocean health amid climate change and fishing threats.

The team analyzed whale poop for iron, known to be especially limited in the Southern Ocean, as well as copper.

A recent theory proposes that whales weren't just predators in the ocean environment: Nutrients that whales excreted may have provided a key fertilizer to these marine ecosystems. Oceanographers now ...

The Southern Ocean encircling Antarctica harbors little ... it grew into a larger endeavor as the results came in. “I think animals play a larger role in chemical cycles than many experts ...

From mammoth African elephants to giant whales, let's take a look at the 8 largest mammals that inhabit our planet.

The animal's remains were transported to Wellington ... New Zealand's fishing industry and what he called some of its ...

The report card spans marine mammals, fish, birds, kelp and invertebrates — including ocean celebrities like ... Once thought ...

Long-term changes in the Southern Ocean are contributing to ongoing Antarctic ice loss. The West Antarctic Peninsula is another fast-warming area of the planet, and is home to many iconic Antarctic ...

A massive, 1653-pound great white shark, the biggest male tagged by OCEARCH, has repeatedly pinged off North Florida, ...

Discover interesting facts about how big earthquakes can get, why earthquakes happen, and why they're so hard to predict.