Melting ice is an emblem of climate change. For sea ice, the Arctic has been grabbing most of the headlines for its truly ...

Ancient fossils show how much warming tropical oceans can handle before plankton collapse, offering clues about future ...

Drilling for minerals deep in the ocean could have immense consequences for the tiny animals at the core of the vast marine food web — and ultimately affect fisheries and the food we find on our ...

Not-so-fun fact: our oceans hold 150 times more carbon dioxide than the Earth's atmosphere. Adding to that causes ocean acidification, which can disrupt marine food chains and reduce biodiversity.

Industrial fishing has become so routine that it is easy to forget how violent it is to the sea itself. One technique in particular, bottom trawling, has quietly turned vast stretches of ocean into ...