Each of them is a visible indicator ..." Expert raises alarm after once-in-a-lifetime event off the coast of Tasmania: ...

As crews work to remove potentially tons of hazardous materials from the Los Angeles wildfires, researchers and officials are ...

It's spring, the sun is shining and something is about to happen with the plankton in the cold waters of the Arctic Ocean.

Phytoplankton, tiny plant-like organisms in the ocean, are incredibly important for life on Earth. They're a major food ...

Seamounts attract sharks and marine predators, with 41 times more sharks than open waters. These mountains act as social hubs ...

Phytoplankton, tiny plant-like organisms in the ocean, are incredibly important for life on Earth. They're a major food source for many sea creatures and produce almost half the oxygen we breathe.

Scientists created a tool to study individual phytoplankton, helping predict climate effects and ocean health changes.

Among the myriad creatures that populate our ocean, some stand out as having an outsized impact on the marine environment—shaping and maintaining habitats that themselves sustain countless other forms ...