When they die, they sink to the ocean floor, transporting carbon to the depths. But there's a missing piece of the puzzle.

Dozens of companies and academic groups are pitching the same theory: that sinking rocks, nutrients, crop waste or seaweed in ...

Scientists monitoring the spread of Caulerpa on Great Barrier Island say they're starting to see the invasive weed move away ...

‘There’s nowhere else on our blue planet that supports such diversity in the middle of the ocean—and it’s because of the weed.’ Lapointe is talking about a floating seaweed known as ...

The discovery has implications for predicting the future of seaweed in a changing ocean. Researchers at the University of Gothenburg have discovered that what was previously thought to be a unique ...

But have you ever wondered what plants and animals live in the ocean and how they survive underwater ... And so many colours. And there's seaweed growing here. Doesn't it look like a plant?