After years of deep-sea sleuthing, National Geographic Explorer Katy Croff Bell has created a treasure map. It’s not drawn on ...

As plastic pollution emerges as one of the planet's most pressing environmental threats, Tulane University scientists have published the first global assessment of where plastics pose the greatest ...

Despite decades of ocean exploration, humans still lack basic answers to one of the most fundamental ecological questions: where is marine life found, and why? A new study published in Communications ...

From the enormous blue whale to the delicate monarch butterfly, animals of all shapes and sizes migrate across the globe. These migrations connect distant habitats, from the tropics to the poles. They ...

More than one-fifth of the global ocean—an area spanning more than 75 million sq km—has been the subject of ocean darkening over the past two decades, according to new research. Ocean darkening occurs ...

A new assessment finds that the world’s oceans crossed the safe threshold for acidification in 2020, breaching a key planetary boundary and posing serious threats to marine life. Ocean acidification ...