High water is seen on U.S. 101 in Tillamook in December 2023. Tillamook is among dozens of sites along the Oregon Coast where rising sea levels will cause repeat flooding by the end of the century, ...

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 ...

Over 21% of the world’s oceans have darkened significantly in the last two decades, reducing sunlight penetration into the photic zone, the sunlit upper layer vital to marine life. This worrying trend ...

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 landmark opinion from the United Nations International Court of Justice has ruled that rising sea levels caused by climate change do not require countries to redraw their maritime borders. Small ...

Oceanic manta rays dive to record depths of 1,250 meters (4,100 feet), according to a first-of-its-kind study to examine in detail the extreme deep-diving behavior of these rays. Researchers tracked ...