Study: Plankton make scents for seabirds and a cooler planet

The top predators of the Southern Ocean, far-ranging seabirds, are tied both to the health of the ocean ecosystem and to global climate regulation through a mutual relationship with phytoplankton, according to newly published work from the University of California, Davis.

How life might have survived 'snowball Earth'

It's known that the Earth almost certainly went through a period of global glaciation billions of years ago - but it's never been clear how life managed to survive.

New Northwest Passage triggers mass species migration

Warming oceans are triggering an enormous movement of marine species, say scientists, and could threaten North Atlantic fishing stocks.

Ocean acidification fastest in 65 million years

Ocean acidifcation is taking place at a faster rate than has been seen in the last 65 million years - and it's still accelerating.