Pacific Ocean

Scientists came across the golden orb while exploring the seafloor of the Gulf of Alaska with a remotely operated vehicle on August 30.

What Is This Mysterious Golden Orb Scientists Found on the Ocean Floor?

After bringing the four-inch-diameter blob to the surface, researchers still only know that it is “biological in origin”

A vehicle stuck on the shoulder of a road near Mayo, Florida, as Hurricane Idalia crosses the state.

Hurricane Idalia Hits Florida Amid Projected 'Above-Normal' Storm Season

The hurricane is the strongest to strike the state’s Big Bend area in about 125 years

Morro Rock, a volcanic plug on California's Central Coast, would be included in the proposed marine sanctuary.

The Country's Newest Marine Sanctuary Could Be Co-Managed by the Chumash People

NOAA is still reviewing the proposal for the 7,000-square-mile swath of the Pacific Ocean off of Central California

An illustration by Terry Kerby of Pisces V exploring the ocean depths at Loihi.

Inside the Nerve-Racking Dive to an Active Submarine Volcano

The chief pilot of a deep-sea submersible recounts exploring Loihi, which will become Hawaii’s next island

The young swell shark glows under a blacklight. The swell shark's eyes have adapted to filter out other wavelengths of light so they can better see other sharks.

See the Baby Glow-in-the-Dark Shark Hatched at the Tennessee Aquarium

In coastal waters, swell sharks appear a glowing green color to other members of their species due to a special eye adaptation

Waves along Californa's Central Coast are now a foot taller than they were before 1970.

California’s Waves Are Getting Bigger With Climate Change

Storms that produce massive swells are also occurring more frequently as the planet warms, a new study suggests

Holland America Line is hosting two solar eclipse cruises, including on aboard the MS Koningsdam.

You Can Watch the 2024 Total Solar Eclipse From Aboard These Cruise Ships

Several cruise lines are offering special sailings for the rare celestial spectacle on April 8, 2024

An orca mother travels alongside her son. Older orca females past their reproductive years often lead their pods on hunts.

Aging Mother Orcas Keep Their Sons Out of Fights

In a new study, male orcas with mothers that had gone through menopause showed less tooth scarring on their fins compared to other males

Antler coral can host different types of algae, sometimes resulting in differences in color. 

This Pacific Coral Can Withstand Warming Waters With the Help of Algae

The heat-resistant organism in antler coral may help it adapt as ocean temperatures increase

Experts aren't sure why the otter is approaching surfers, as sea otters have a natural fear of humans.

A Surfboard-Snatching Sea Otter Is Vexing Wildlife Officials in California

While the animal's antics may look cute, the dangerous behavior could bring harm to humans or force authorities to euthanize the endangered mammal

An artist's interpretation of what Wilson's little penguins would have looked like

New Extinct Species of 'Ridiculously Cute,' Tiny Penguins Discovered in New Zealand

Scientists identified the diminutive birds after finding two of their fossilized skulls

A nesting Hawaiian green sea turtle, or honu in Hawaiian, struggles while trapped in a hole in the sea wall on Tern Island in 2014. This female was rescued, but in 2021 at least seven females died after being trapped on the island.

The Lonely Battle to Save Species on a Tiny Speck in the Pacific

As Tern Island, a former military outpost in the Hawaiian archipelago, falls apart and harms turtles, birds, seals and more, scientists wonder what’s next

Brooding octopuses at a previously unexplored site in the Pacific Ocean, off the western coast of Costa Rica

Scientists Find Rare Deep-Sea Octopus Nurseries

The team captured footage of the eight-armed creatures brooding their eggs in groups near Costa Rica

The massive sharks known as megalodons ruled the oceans for some 20 million years.

Megalodons Were Warm-Blooded—and It Was a Blessing and a Curse

The giant sharks likely warmed some of their body parts, helping them grow massive but leaving them vulnerable to environmental changes, a new study finds

A photo of the Hunga Tonga-Hunga Ha’apai volcanic eruption taken on December 24, 2021, before the biggest eruption on January 15, 2022. Tsunamis caused by the eruption killed at six people in Tonga and Peru and displaced more than 1,500 people on Tongan islands.

Tonga Volcano Sparked the Most Intense Lightning Storm Ever Recorded

Last year's eruption produced a raging storm at unprecedented altitudes, with 2,600 lightning flashes per minute at its peak

A coral reef in Honolulu, Hawaii. Half of global coral coverage has disappeared since the 1950s.

Coral Reefs Host a Vast Diversity of Microbes

A two-year expedition at sea uncovered more than half a million varieties of microbial life in Pacific reef-dwelling organisms

Algae collected by the artist while free diving off Point La Jolla, California

Stunning Seaweed Prints Capture Life Underwater

Free diver Oriana Poindexter creates cyanotypes of kelp collected off the California coast

Researchers studied California two-spot octopuses both in the lab and in the wild for the new paper. 

Octopuses Can Rewire Their Brains to Brave Chilly Waters

To handle changing temperatures, the cephalopods make "astounding" RNA edits, researchers find

Researchers declare the onset of El Niño when the temperature of the water in the tropical Eastern Pacific is at least 0.9 degrees Fahrenheit (0.5 Celsius) above average for a three-month period.

El Niño Has Arrived

The natural climate pattern usually increases global temperatures and could lead to record-breaking heat

A shark swims near two paddle boarders off California's coast.

Great White Sharks Come Much Closer to Swimmers Than Thought in Southern California

Juvenile white sharks and humans overlap 97 percent of the time in some warm Pacific waters, a new study finds

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