One of the ocean's saltiest regions has become 30 per cent less salty - sparking fears the Gulf Stream could be inching closer to a catastrophic collapse.

The oceans are mostly composed of warm salty water near the surface over cold, less salty water in the ocean depths. These ...

The southern Indian Ocean off the west coast of Australia is becoming less salty at an astonishing rate, largely due to ...

New research from the University of Copenhagen suggests that volcanic eruptions during the Ice Age may have triggered sudden climate change by disrupting the Atlantic Meridional Overturning ...

In ordinary circumstances coral reefs are among the most productive ecosystems on Earth, built slowly by animals that appear to be plants. Each coral polyp houses microscopic algae that convert ...