Pacific Ocean

"La Niña" is a periodic climate pattern characterized by cooling of the sea surface in some parts of the Pacific Ocean.

The island in the Pacific Ocean has been growing since 2013 following an eruption of an underwater volcano.

Mercury is a potent neurotoxin that can lead to neurological damage.

The scientists were able to detect the structure by analyzing seismic wave data.

"As a hybrid oceanographer and astronaut this was an extraordinary day," Kathryn Sullivan said after reaching Challenger Deep.

Following the quake, tsunami warnings were issued but these were subsequently retracted.

Robber crabs—also known as coconut crabs—are the largest terrestrial invertebrates in the world

"We have new species turning up that are already contaminated and so we have missed the window to understand these species in a natural environment," said marine ecologists Alan Jamieson.

Since September, roughly 2.7 million acres have burned in the southeastern state of New South Wales.

Wildlife photographer Euan Rannachan spoke to Newsweek about his underwater adventures with the apex predators.

H. Terminalis is among nine newly identified bee species which are described in a study published in the journal Zootaxa.

"In the history of fisheries science, only two pocket sharks have ever been captured or reported," Henry Bart, director of the Tulane Biodiversity Research Institute, said in a statement.

The enormous undersea mountain is an ocean plateau rather than a shield volcano, scientists say.

The "equatorial cold tongue" extends from Peru far into the western Pacific, across around a quarter of the Earth's circumference.

The volcano—located in the North Pacific—has long been dormant, with its last eruption occurring in 1924.

"Tourists can remove their egos—and their selfie sticks—from the landscape and learn to appreciate the past," said archaeologist Jo Anne Van Tilburg.

Conservation efforts are helping green turtle populations to rebound, the authors said.

The 740ft MV Solomon Trader ran aground on February 5 during a cyclone.

The largest of the quakes measured 4.5 on the Richter scale.

The ship is called "Forever Lucky."

The Frenchman aimed to raise awareness of ocean pollution.

The Clarion-Clipperton Fracture Zone is currently being explored as an area for deep sea mining.

Despite their global distribution and prominent public image, surprisingly little is understood about the life and behavior of great white sharks.

Officials have said the waves produced by the magnitude 7.1 quake do not pose a threat to Hawaii.

Miriam is expected to become a hurricane on Monday night.

The storms are bringing large swells and the possibility of flooding to the coast of Mexico and Hawaii.

"I thought with absolute certainty that we were going to crash. It was terrifying."

The quakes came two hours apart and were likely caused by tectonic shifts in the Mariana Trench.

For the first time, researcher have found bottlenose dolphins in Canadian waters.

The USS Helena light cruiser was sunk by Japanese torpedoes in 1943.