Water

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

Sombrero ground lizards (Pholidoscelis corvinus) are endemic to Sombrero Island, north of Anguilla, which means they're found nowhere else on the planet.

This Once-Rare Lizard Bounced Back From the Brink of Extinction After 'Painstaking' Restoration Efforts in the Caribbean

In 2018, fewer than 100 Sombrero ground lizards remained on Sombrero Island—but now, more than 1,600 of the critically endangered reptiles are scampering around the limestone landscape

Robert Smithson created Spiral Jetty on Utah's Great Salt Lake in 1970.

Utah's Spellbinding 'Spiral Jetty' Has Been Added to the National Register of Historic Places

Robert Smithson constructed the famous 1,500-foot-long land artwork on the shore of the Great Salt Lake in 1970

The world's largest iceberg, A23a, is on the move again after spending the last few months stuck in an ocean vortex.

The World's Largest Iceberg Is Free-Floating Again, and It Could Help Build 'Thriving Ecosystems'

After spending months stuck in a swirling ocean vortex, iceberg A23a is once again drifting through the Southern Ocean, offering scientists a glimpse into how it might affect waters in new regions

Artist Jean Charles Blais and his contractor discovered the engraving behind a layer of plaster on his studio wall.

An Artist Noticed a Leak in His Studio. The Repairs Revealed a Mysterious Ancient Engraving Hidden Inside the Walls

Jean Charles Blais had no idea that his studio in southern France was hiding a Roman funerary inscription dating to the first or second century C.E.

Computer simulated global view of Venus' northern hemisphere. 

Did Venus Have Oceans? This Surprising New Study Suggests Not, a Theory That Could Upend the Search for Extraterrestrial Life

The astronomers behind the research looked to the output from the nearby planet's toxic volcanoes for clues

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

Lake Tahoe's Emerald Bay is one of the sites where telephone cables were recently removed from.

Crews Remove Miles of Abandoned, Lead-Coated Telephone Cables From the Bottom of Lake Tahoe

The cables have been resting on the lakebed for decades, raising fears from environmentalists and residents about possible lead contamination

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