After traveling thousands of miles, the young humpback whale reaches Antarctica, where the cold waters are full of food like Antarctic krill. Whales use a smart hunting method called bubble netting—blowing bubbles to trap krill so they...

As the whales swim south, the water gets colder and more dangerous, with predators like sharks and killer whales nearby. Baby humpbacks stay quiet, using soft sounds to talk to their moms and avoid being found. Ocean currents like the...

As the East Australian Current flows past the remote and vibrant Lord Howe Island, it brings not only life-sustaining nutrients but also a threat—plastic pollution from faraway lands. While most seabird species on the island are thriving...

As the migrating whales rest near Fish Rock, a hidden underwater cave reveals a mysterious world teeming with life and danger, ultimately leading to a sanctuary for critically endangered Grey Nurse Sharks—once misunderstood and nearly...

The marine ecosystem intricately connects with life on land through processes like the production of DMS gas by algae, which seeds clouds and nourishes inland rainforests—rainforests that in turn return nutrients back to the sea. As...

The East Australian Current (EAC) is a powerful marine river that shapes the climate and supports biodiversity. Scientists aboard the research vessel Investigator explore how this current interacts with underwater mountains to create...

A three-month-old humpback whale calf, relies on constant attention and vast quantities of milk as it prepares for a 3,000-mile migration driven by powerful ocean currents. As their journey unfolds, oceanographer Sylvia Earle highlights...