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Oceans

A broadclub cuttlefish, the second largest cuttlefish species, blends into the ocean floor.

Watch Cuttlefish Use Camouflage to Confuse Crabs, Taking on the Appearance of Coral and Leaves

Scientists have captured footage of the sea creatures using four distinct color-shifting techniques to trick their prey

Barrington Scott, shown here diving in Malta, traveled to all seven continents to scube dive between November 13 and December 3, 2024.

This Man Just Set a New World Record for Scuba Diving in All Seven Continents

Barrington Scott began his 27,000-mile quest in Australia and completed it in Antarctica. The journey took him 19 days, 19 hours and 40 minutes

An illustration of the Antarctic Circumpolar Current, with branches connecting to other ocean currents

Earth’s Strongest Ocean Current Could Slow 20 Percent by 2050 Because of Climate Change, Study Finds

The Antarctic Circumpolar Current is involved in everything from storing carbon to guarding Antarctica from invasive marine species, and a slower current could have far-reaching consequences

Police helped keep the baby seal out of harm's way until help could arrive.

Lost Baby Seal Found Wandering in Downtown New Haven Has Been Rescued—and Attained Local Fame

The juvenile gray seal recently weaned off his mother’s milk and ventured five miles into the coastal Connecticut city

A pod of 157 false killer whales washed up on a beach in Tasmania.

Pod of 157 False Killer Whales Stranded on a Tasmania Beach Could Not Be Rescued, Wildlife Officials Say

In the area’s largest stranding event for the species since the 1970s, experts decided euthanasia was the most humane course of action

Wisdom the Laysan albatross was banded with a red tag reading Z333 in 1956. She is now raising a newborn chick at the age of at least 74.

See the Adorable Video of Wisdom, the World’s Oldest Wild Bird, Tending to Her New Chick at Age 74

First banded in 1956, the Laysan albatross has become a mother once again at Midway Atoll National Wildlife Refuge

Part of an ice core taken from a borehole drilled in the Northeast Greenland Ice Stream

Tiny Quakes Discovered Deep Within Greenland’s Ice Sheet Could Change Sea-Level Rise Predictions, Study Suggests

While scientists once thought Greenland’s ice streams flowed slowly and uniformly, new research reveals a quake-driven “stick-slip” motion that’s linked to volcanic activity thousands of years ago

The ship has been docked in Philadelphia since 1996.

The Historic S.S. ‘United States,’ the Fastest Liner to Cross the Atlantic, Is Heading to a Watery Grave

Officials plan to purposefully sink the passenger ship off the coast of Florida, where it will become the world’s largest artificial reef

Scientists tested how the peacock mantis shrimp (Odontodactylus scyllarus) delivers its destructive blows without damaging its own body.

Mantis Shrimp Pack a Punch With the Force of a Bullet—and They Don’t Get Hurt. Here’s How

In a new study, scientists tested the complex layers in the animal’s clubs that serve as mighty shields to absorb the shock of the impact

Weighing up to 1,100 pounds, Risso's dolphins live throughout the world's temperate and tropical oceans.

See a Rare ‘Super Pod’ of More Than 1,500 Risso’s Dolphins Spotted off the Coast of California

Whale-watching tour operators encountered the mass gathering of cetaceans while looking for migrating gray whales

This adult Rice's whale skull at the National Museum of Natural History is the only specimen of its kind.

Only 50 Rice’s Whales Are Left. Can We Do Enough to Protect Them Before It’s Too Late?

In 2021, researchers identified a new whale species and are now scrambling to save their natural habitat

A humpback whale

Humpback Whale Song Shares a Key Pattern With Human Language That Might Make It Easier for the Animals to Learn

Despite humans and whales being separated by millions of years of evolution, our vocalizations follow the same principle outlined in Zipf’s law

Reef sharks are abundant in the new marine proteted area.

A New Marine Protected Area in the Marshall Islands Is Brimming With Life, Like a ‘Time Machine’ to Oceans Long Ago

The waters around two remote atolls in the central Pacific Ocean—spanning 18,500 square miles—are now protected from fishing

Researchers are investigating oyster "blood" as a potential new treatment for antimicrobial-resistant pathogens.

Oyster ‘Blood’ May Be the Secret Weapon in Our Fight Against Antibiotic-Resistant Superbugs, Study Finds

In lab experiments, a protein found in the Sydney rock oyster made some antibiotics more effective and killed several types of illness-causing bacteria

The head of Bathynomus vaderi, a newly described species of giant isopod found in Southeast Asian waters

Researchers Identified a New ‘Supergiant’ Crustacean With 14 Legs—and They Named It After Darth Vader

In recent years, the deep-sea giant isopod has also become a seafood delicacy in Vietnam, where it was discovered

Parts of the deep Pacific Ocean are covered in metallic lumps known as polymetallic nodules. A study published last year suggested they produce oxygen without sunlight.

Scientists Who Found Mysterious ‘Dark Oxygen’ on the Ocean Floor Plan a New Expedition, Hoping to Settle Disputes

Last year, the team made headlines when it published a paper describing how metal lumps at the bottom of the Pacific Ocean seemed to produce oxygen without sunlight

BlueGreen Water Technologies treats a harmful algal bloom in Doctors Lake in Clay County, Florida.

How Cleaning Up Harmful Algal Blooms Could Help Fight Climate Change

A company called BlueGreen Water Technologies aims to remove carbon dioxide from the atmosphere while also fighting algae’s toxic effects on people and the environment

A map of bathymetry—or underwater topography—of Axial Seamount, an active volcano some 300 miles off the coast of Oregon.

An Undersea Volcano Near Oregon May Erupt in 2025, Scientists Predict. It Could Help Improve Eruption Forecasts

Axial Seamount doesn’t pose a threat to humans, but observing what happens before and after its potential eruption could help scientists learn about submerged volcanoes and strengthen predictions

Tetiaroa is a haven for wildlife, including sea turtles, crabs, seabirds, sharks, coral and fish.

Marlon Brando Wanted to Build a ‘University of the Sea.’ These Scientists Are Bringing the Late Actor’s Vision to Life

On Tetiaroa, a vibrant coral atoll dotted with sandy islets, archaeologists, marine biologists and cultural practitioners are working together to improve understanding of a unique ecosystem

Captain John Voss, left, aboard the Tilikum in Samoa. “So diminutive,” one Australian reporter wrote of the boat, “one wondered and admired the pluck, perseverance and skill displayed in bringing her across the 9,200 miles of trackless ocean.”   

The Death-Defying Attempt to Circumnavigate the World in a Canoe

How Captain John Voss put his dugout canoe—and himself—to the ultimate test

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