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Water

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

In October 2024, scientists created dozens of man-made nests and deposited 300,000 Chinook salmon eggs. Now, those eggs are hatching.

Chinook Salmon Are Swimming in This California River for the First Time in More Than 80 Years

The juvenile fish recently hatched from eggs that scientists deposited in the gravelly riverbed of the North Yuba River last fall

Mars, known as the red planet, might have gotten its hue from a different mineral than scientists once thought.

The Red Dust on Mars Might Be a Different Mineral Than Scientists Thought, Shedding Light on the Planet’s Past

A new study suggests the iron oxide responsible for the red planet’s distinctive hue is ferrihydrite, pointing to the bygone presence of water, an important ingredient for life

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

Arctic grayling live in many northern waterways, but they disappeared from Michigan in 1936.

These Shimmery Fish Disappeared From Michigan Nearly a Century Ago. Can They Make a Comeback?

Great Lakes tribes and state biologists are working together to reintroduce Arctic grayling to northern Michigan’s waterways

The Vital de Oliveira was discovered by divers in 2011, but the ship's identity was not officially confirmed until now.

Warship Sunk by the Nazis During World War II Located Off the Coast of Brazil

A German submarine torpedoed the “Vital de Oliveira” in July 1944, killing some 100 of the 270 crew members onboard

A self-portrait of NASA's Curiosity rover, taken on June 15, 2018

Curiosity Rover Spots Ancient Water Ripples on Mars, Hinting at a Past With Shallow, Ice-Free Lakes

The 3.7-billion-year-old formations in the planet’s Gale Crater suggest the presence of long-gone bodies of liquid water, with no ice covering the surface

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

When a Japanese aquarium closed for a six-month renovation project, a sunfish named Mambo stopped eating and began rubbing up against the side of its tank. Aquarists wondered if the creature was lonely. (Mambo is not pictured.)

A Sunfish Got ‘Lonely’ When Its Aquarium Closed for Renovations. Then, Staff Found a Creative Way to Cheer It Up

The solitary fish named Mambo stopped eating and seemed to be missing its human visitors—so aquarists attached photos of human faces and uniforms to the side of its enclosure

Whispers in the Breeze by Team Taiwan won third place—as well as the people's choice and artist choice awards—at the World Snow Sculpting Championship in Minnesota.

Check Out These Spellbinding Snow Sculptures—Before They Melt

In places like Colorado and Minnesota, international teams of talented snow artists are creating larger-than-life masterpieces from fluffy white powder

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

The endangered Woodville Karst cave crayfish (Procambarus orcinus)

Freshwater Animals Are More Fragile Than Thought, With Nearly a Quarter Threatened With Extinction, Study Finds

Species in Lake Victoria, Lake Titicaca, Sri Lanka’s Wet Zone and the Western Ghats of India are particularly vulnerable to the effects of agriculture, human infrastructure and climate change, per the paper

Jimmy Carter tries to comfort 6-year-old Ruhama Issah at Savelugu Hospital in Ghana as a Carter Center technical assistant dresses Issah's Guinea worm wound. In May 2010, Ghana reported its last case of Guinea worm disease and announced it had stopped transmission a year later.

Jimmy Carter Worked to Eradicate the Vicious Guinea Worm Parasite, Slashing Cases by the Millions

The 39th U.S. president aimed to quash the debilitating water-based infection before he died. Through the Carter Center’s work, he came tantalizingly close, lowering the number of yearly cases from 3.5 million to just 14

Though small, the snail darter has played an outsize role in American law, conservation and biology.

A Tiny, ‘Endangered’ Fish Delayed a Dam’s Construction in the 1970s. Now, Scientists Say the Snail Darter Isn’t So Rare After All

A lawsuit to protect the snail darter from the Tellico Dam in Tennessee offered the first real test of the 1973 Endangered Species Act. But a new study disputes the fish’s status as a distinct species

For several months, archaeologists carried fragments of the shipwreck to the surface.

Divers Recover Ancient Shipwreck That Sank 2,600 Years Ago Off the Coast of Spain

Piece by piece, experts carefully transported the Phoenician vessel to dry land, where it will be studied and preserved

Southern sea otters are making a comeback along the coast of California—and they're chowing down on invasive European green crabs.

Hungry Sea Otters Are Taking a Bite Out of California’s Invasive Crab Problem, New Study Finds

Researchers estimate southern sea otters eat up to 120,000 European green crabs per year at the Elkhorn Slough National Estuarine Research Reserve

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

Over the centuries, mollusks have eaten away at the ship's hull, which was constructed using the "on the shell" technique.

Divers Discover 2,500-Year-Old Shipwreck Off the Coast of Sicily

Dating to the fifth or sixth century B.C.E., the vessel could provide new insights into the relationship between the ancient Greeks and Carthaginians

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