Atlantic Ocean

More than 1,300 tiny snails were released into the wild after a captive breeding effort. One baby snail is shown here on a British five pence coin.

Once Feared Extinct, 1,329 Pea-Sized Snails Have Been Released on an Atlantic Island After Captive Breeding Effort

Goats, rodents and habitat loss threatened the snails on Deserta Grande Island, so the mollusks were reintroduced on a neighboring island that’s free of invasive species

One in ten southern right whales lives past the age of 131, new research suggests.

Some Whales Live Much Longer Than Previously Thought, a Discovery That Could Change How We Protect Them

In a new study, researchers use novel techniques to uncover more accurate life expectancy estimates of southern and North Atlantic right whales

The tail, or fluke, of a humpback whale is identifiable, like a fingerprint is for a human.

Humpback Whale Makes Record-Breaking 8,000-Mile Migration Across Three Oceans, but the Reason Is Still a Mystery

Biologists say mating, climate change or simply being confused might have driven the creature to swim great distances, between Colombia and Zanzibar

Researchers found that in 2023, a decrease in low-altitude clouds, specifically over the Atlantic Ocean, drove an increase in the planet's temperature.

Scientists Find Another Reason Why 2023 Was So Hot: a Decline in Low-Lying Clouds

According to new research, Earth might have reflected less solar radiation last year than in any other year since 1940, a trend that adds to the planet's warming

New England Aquarium staff treat a cold-stunned sea turtle.

Hundreds of Sea Turtles With Hypothermia Are Washing Up in Cape Cod, Cold-Stunned as Temperatures Drop

New England Aquarium staff and volunteers are treating the reptiles, which have gotten trapped after venturing north earlier in the year. Experts say climate change is leading more turtles to get stranded in the bay

An illustration of the Mary Celeste in 1861, when the ship was known as the Amazon

An Abandoned Merchant Ship Was Discovered Floating in the Atlantic in 1872. The Mystery of Its Missing Crew Was Never Solved

Speculation about what happened to the "Mary Celeste," found empty on this day in 1872, was so rife that even famed author Arthur Conan Doyle wrote a sensational short story about it

Ships float in Aasiaat’s harbor.

As Greenland’s Ice Sheet Melts, an Island Town Rises

Geologists are working with local communities to determine how residents can adapt as the area's sea level, in effect, goes down

A rarely seen whiplash squid swims more than 3,500 feet below the surface of the Pacific Ocean.

See Ten Strange and Mesmerizing Creatures From the Deep Ocean, From Sea Toads to Frilled Sharks

Scientists who explore the depths using submersibles continue to discover amazing animals that inhabit dark waters

Joe Mazraani fans away sand to get a better look at part of Le Lyonnais.

Divers Discover the Long-Lost Wreckage of a Passenger Steamship That Sank in a Hit-and-Run in 1856

"Le Lyonnais" descended into the depths off the coast of Massachusetts after colliding with the "Adriatic," a sailing vessel that left the floundering steamship to fend for itself

Divers saw nine species of game fish and soft coral starting to grow on the submerged cars last month.

No Longer Full of Commuters, Atlanta's Old Subway Cars Are Now Filled With Fish

Two Metropolitan Atlanta Rapid Transit Authority railcars were added to an artificial reef off the coast of Georgia to create more wildlife habitat

The doomed porbeagle shark, just after being tagged and released by researchers in 2020.

Scientists Solve a 'Murder Mystery' After a Pregnant, Tagged Shark Got Eaten

It's rare for apex predators to become prey, but researchers suggest they've documented the first known case of a porbeagle shark getting consumed by another animal

A recent expedition to the Titanic's wreckage found that part of the ship's iconic bow railing has collapsed.

New Photographs Reveal Decay of the Titanic and Collapse of Its Iconic Railing

An expedition this summer documented signs of deterioration on the wreck, but it also rediscovered the Diana of Versailles statue, the centerpiece of the ship’s first-class lounge

An inside spread in the newspaper featured photos of some of the victims, including the Titanic's captain Edward J. Smith.

After the Titanic Sank, Families and Friends of People on the Ship Anxiously Waited to See Who Survived and Who Perished

A newspaper detailing the accounts of loved ones, published on April 20, 1912, was recently discovered in a wardrobe and sold at auction

The A23a iceberg, photographed last December. It first split from Antartica in 1986 and stayed in the Weddell Sea until 2020, when it started drifting away.

The World's Largest Iceberg Is Stuck in a Spinning Ocean Vortex

The mega iceberg A23a is destined to melt after breaking free from Antarctica in 1986, but this pause in its journey is delaying its fate, experts say

A mantle rock sample viewed under a microscope.

Scientists Drill Deeper Into Earth's Mantle Than Ever Before, Probing for the Origin of Life on Earth

The record-setting rock samples will provide insight into the chemical processes that may have kick-started life on our planet

The Brazilian sharpnose sharks were purchased from fishers between September 2021 and August 2023.

Thirteen Sharks Test Positive for Cocaine Off the Coast of Brazil

All of the wild Brazilian sharpnose sharks tested in a new study had the drug in their bodies, but many questions remain about cocaine's effects on aquatic creatures—and the humans who eat them

Spinner dolphins swim in the Red Sea. Research has shown some dolphins are shy, while others are extroverted.

Five Amazing Dolphin Behaviors, Explained

From calling each other by name to using tools, these social creatures are a lot like us

After Shackleton's death, the ship was used for seal hunting, Arctic research and rescue missions.

Ernest Shackleton's Last Ship, Quest, Discovered Off the Coast of Canada

The famed explorer died of a heart attack aboard the ship near South Georgia Island in 1922, and it sank in the north Atlantic Ocean in 1962

A subpopulation of orcas in the Strait of Gibraltar (not pictured) have interacted with roughly 700 boats since 2020, causing five of the vessels to sink.

Orcas Sink 50-Foot Yacht Off the Coast of Morocco

The vessel's two passengers were evacuated onto an oil tanker in the Strait of Gibraltar. The incident marks the fifth vessel the mammals have sunk in recent years

A hawksbill sea turtle munches away on a sponge near Juno Beach.

Journey Under the Sea With 15 Amazing Photos of Marine Life

These Smithsonian Magazine Photo Contest images feature the captivating creatures that live beneath the waves

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