The Southern Ocean was officially recognized as the world's fifth ocean. Here's when and what to know.

The oceans cover over 70% of the Earth’s surface. The marine ecosystem is the largest and most abundant in the world. But most of the ocean is permanently dark and incredibly difficult to observe. As ...

Maddy has a degree in biochemistry from the University of York and specializes in reporting on health, medicine, and genetics. Maddy has a degree in biochemistry from the University of York and ...

The world’s longest-living vertebrate is not the friendly giant tortoise, the breathtaking blue whale or the saltwater crocodile, which can terrorize the imagination of toddlers and centenarians alike ...

Deep-sea nodules are a source of critical metals. Mining for them could harm ecosystems. Deep-sea nodules are a source of critical metals. Mining for them could harm ecosystems.The National ...

This week, countries will gather in Colombia for the 16th meeting of the Conference of the Parties (COP 16) to the United Nations Convention on Biological Diversity. They do so at a moment of urgency: ...

As climate change worsens, experts anticipate worsened tropical storms, more frequent wildfires, rising sea levels and shortages of important products like food and microchips. Humanity needs every ...

Climate change, pollution, and fishing are pushing oceans closer to their limits at an unprecedented rate. The pressure of that human impact is expected to double by 2050, according to a new study.