A vital ocean current system in the Atlantic is showing signs of instability. Scientists warn this could lead to colder ...

Iceland has quietly taken a historic step, issuing its first national security alert tied not to war or terrorism but to the ...

Among the many reasons why we ought to cut climate-warming greenhouse gas emissions as quickly and sharply as possible, the weakening of a system of ocean currents known as the Atlantic Meridional ...

The Atlantic Ocean's most vital ocean current is showing troubling signs of reaching a disastrous tipping point. Oceanographer Stefan Rahmstorf tells Live Science what the impacts could be. When you ...