Scientists have many ways to track the climate over time. These methods have made it clear that today's climate change is ...

The Arctic Ocean is undergoing drastic changes, and scientists are raising alarms about the process of atlantification, which ...

Much of Earth's heat uptake is passed to the ocean, making ocean heat content key for understanding long-term climate ...

Sea ice extent in the Arctic has decreased by about 40 percent since 1979. New technologies are being deployed to regrow it.