The geology of the ocean floor is truly spectacular — perhaps even more than land geology. Unfortunately, it's really hard to study.

As the Earth's crust shifted and groaned over millions of years, something extraordinary happened beneath the surface. Deep inside the planet, hot rock began rising. Over time, this invisible force ...

Saturn's huge moon Titan may not hide an ocean under its frozen surface but rather widespread pockets of liquid water, a new study finds. Titan is the largest of the 274 known moons orbiting Saturn.

A strong, 6.7-magnitude earthquake struck in the North Pacific Ocean on Friday, according to the United States Geological Survey. The temblor happened at 11:44 a.m. Japan time about 71 miles northeast ...

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 ...

It is indisputable that climate change is being fueled by greenhouse gases, but what is less clear is where the tipping points may reside—breaking points where slowly building changes push parts of ...

Counties are colored red or blue when the % expected vote reporting reaches a set threshold. This threshold varies by state and is based on patterns of past vote reporting and expectations about how ...

Widespread ocean pollution threatens the health of more than 3 billion people, international study led by Boston College researchers shows Ocean pollution is widespread and getting worse, and when ...

Desperate North Korean fishermen are washing ashore as skeletons because of the world's largest illegal fleet. Chinese fishing vessels moored off of Ulleung Island, South Korea. (Fábio Nascimento) ...

It was unclear whether the Marshal Shaposhnikov and the Boris Butoma will transit to the Mediterranean via the Suez Canal.