Oceans

A female elephant seal rests with her pup on the California coast. Pups in this population spend more days fattening up on mother’s milk than in southern populations on the Kerguelen Islands.

Inside Elephant Seal Pups' Race to the Depths

While northern pups dive right in, their southern cousins take their time

Surfers play an overlooked role in keeping other beachgoers safe, according to new research.

Surfers Play a Crucial Role in Ocean Rescue

During their lifetimes, surfers rescue an average of three people in trouble, according to a new study

Ocean drainage basins of the world

These Entrancing Maps Capture Where the World's Rivers Go

Cartographer Robert Szucs uses satellite data to make stunning art that shows which oceans waterways empty into

A map of fishing vessels operating between Tunisia and Sicily reveals lots of untracked activity.

These Satellite Maps Reveal Rampant Fishing by Untracked 'Dark Vessels' in the World's Oceans

Using satellite imagery and A.I., a new study finds about 75 percent of industrial fishing is not publicly tracked, and clandestine ships enter marine protected areas

The S.S. Point Reyes has become a popular tourist destination and photoshoot spot.

This Instagram-Famous Abandoned Boat May Soon Disappear From California Shoreline

The already-dilapidated S.S. Point Reyes suffered more damage during the recent storms that pummeled the coast

This year was marked by many broken records in the ocean.

The Top Ten Ocean Stories of 2023

Major discoveries, an undersea tragedy and international cooperation were some of the biggest saltwater moments of the year

Seabirds, such as puffins, have a well-earned reputation as sentinels of change in marine environments.

How Seabirds Can Help Us Predict the Size of Fish Stocks

The scientists who study terns, puffins and other birds are trying to get fisheries managers to heed their warnings

Larval bony-eared assfish

These Ten Brilliant Portraits Illuminate Ocean Creatures' Nighttime Antics

Blackwater photographer Steven Kovacs takes spectacular shots of marine animals, helping scientists study tiny larval fish

Covid-19 lockdowns had all kinds of effects on wild populations, helping some and hindering others. In one Mexican marine park, though, the sudden lack of tourists led to an increase in the density and diversity of marine species.

During Covid-19 Lockdowns, Fish Flourished in This Park

In the absence of tourists, the animals increased within Mexico’s Cabo Pulmo National Park

Our ten favorite science books of the year covered everything from astronomy to undersea exploration.

The Ten Best Science Books of 2023

From stories on the depths of the ocean to the stars in the sky, these are the works that moved us the most this year

German researchers tested dolphins' ability to detect electric fields.

Bottlenose Dolphins May Have an Electric Sense, Study Finds

Dimples called vibrissal pits on the beaks of the mammals can perceive electricity and might help with hunting and navigation

Atlantic bluefin tuna circle a holding pen near Malta. The Mediterranean Sea and the Gulf of Mexico were long thought to be the only locales where the massively valuable fish spawns.

Bluefin Tuna Get Busy Off North Carolina

The extremely valuable fish likely spawn in a patch of the Atlantic Ocean called the Slope Sea

After several attempts to dolphin-proof the bait, the team finally figured out a solution: a mesh bait pouch.

Watch Dolphins Outsmart Crab Traps in First-Ever Footage

Bottlenose dolphins in Australia have been snatching fish used to bait crabs—and adapting to fishers' attempts to thwart them

Taylor Swift performing during her record-breaking Eras Tour.

Taylor Swift-Themed Cruise Sets Sail Next Year

The four-night sailing is organized by Swifties, though the singer-songwriter herself won't be on board

This is the only known first-class Titanic dinner menu of its kind from April 11, 1912.

Titanic Passengers Dined in Style Before Disaster Struck

A water-stained first-class dinner menu dated April 11, 1912 just sold for more than $100,000

Meteorological records from USS Pennsylvania, seen here off the Virginia coast in 1927, helped fill a gap in 20th century marine weather records.

How Citizen Scientists Rescued Crucial World War II Weather Data

Newly declassified documents from the Pacific theater have been digitized and could improve climate models

Italian officials suspect they recovered between 30,000 and 50,000 bronze coins.

Divers Discover Tens of Thousands of Ancient Coins Off the Coast of Italy

Their fourth-century find also hints at the possible presence of a shipwreck hidden nearby

Orcas are highly social and are likely learning the boat-ramming behavior from one another.

Orcas Sink Another Boat in the Strait of Gibraltar

The crew is safe, but the marine mammals did so much damage to the Polish sailing yacht that it couldn't make it back to port

Basilosaurus hunts fish.

Ancient Whales Were the Biggest and Smallest of Their Kind to Ever Roam the Oceans

New discoveries show how whale diversity exploded after the dinosaurs disappeared

After making headlines this summer for "stealing" surfboards in Santa Cruz, the California sea otter known as 841 has been spotted with a new pup.

California's Surfboard-Stealing Sea Otter Has Given Birth to a Pup

Otter 841 made headlines for her “unusual” behavior this summer, which biologists now say could’ve been related to pregnancy hormones

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