Not only are rising seas causing people to leave, they’re also forcing out tuna, the lifeblood of the economy.

Mexico and the United States signed a deal on Thursday that aims fix the long-running sewage crisis in Tijuana and San Diego.

The Pacific Northwest boasts an extensive network of more than 600 seismic monitoring stations that help researchers track ...

A groundbreaking study in the journal Science, has unveiled how deep ocean currents—known as global overturning ...

At Caltech, researchers have turned living jellyfish into low-cost, remotely controlled ocean robots — creating real-life cyborgs for deep-sea exploration and environmental sensing.

Deep beneath the tranquil surface of the Pacific Ocean, Earth's geological forces are at work in a dramatic and potentially consequential way.

Tropical Storm Flossie is expected to continue to strengthen in the Pacific Ocean, the National Hurricane Center said.

The Mexican navy seized 3.5 tons of cocaine hidden in a semisubmersible vessel off the Pacific coast, authorities said Friday, while releasing video of the "narco sub" being intercepted.

The National Hurricane Center said June 26 a system in the Pacific Ocean could become a tropical depression in the coming days.

A fisherman died near Seaside on the Oregon Coast after being swept into the Pacific Ocean.

Rice is difficult to grow in the Pacific, so how did it end up in a cave? Archaeologists reveal the hidden history of this ancient and well-travelled grain.