Conservation

Gerard Barron, chairman and CEO of The Metals Company, holds a nodule retreived from the seafloor in the Clarion Clipperton Zone of the Pacific Ocean in 2021. The company plans to mine for these nodules, which researchers suggest produce oxygen underwater.

Scientists Discover 'Dark Oxygen' on the Ocean Floor Generated—Surprisingly—by Lumps of Metal

Researchers found that electric currents from polymetallic nodules are behind this alchemy—the same minerals that deep-sea miners are targeting

Established in 2019, Indiana Dunes National Park represents one of the most understated successes of 20th-century conservation—and the battle is far from over today.

Inside the Fight to Save the Indiana Dunes, One of America's Most Vulnerable National Parks

Caught between steel mills, suburbs and a hard place, the 15,000-acre site is a fantasia of biodiversity—and a case study for hard-fought conservation

The newly discovered self-portrait by Norman Cornish

Hidden Self-Portrait by Norman Cornish Discovered Behind Another Painting

A conservator in northern England stumbled upon the work on the reverse side of a piece called "Bar Scene"

Nearly 1,000 birds died in a single night after flying into windows at McCormick Place Lakeside Center in October 2023.

Chicago Building Where Nearly 1,000 Birds Died in One Night Last Fall Installs Bird-Safe Window Film

The glass-covered lakefront convention center has long been known among wildlife advocacy groups as a site of mass casualties for migratory birds

American oystercatchers use their orange bills to pry open shellfish.

Nesting Shorebirds Are Mobbing Drones on New York City Beaches

The drones, equipped with inflatable life rafts, were intended to help improve public safety for humans this summer—but they're also upsetting orange-beaked birds called American oystercatchers

Estimated at 5,000 to 7,000 individuals, the koala population is the largest and healthiest in the state of Victoria, and second only in size to that of Kangaroo Island in the whole country.

This Island Is Inhabited by More Koalas Than Humans

Australia’s French Island is home to one of the country’s largest and healthiest koala populations, but it’s not impervious to the species’ struggles

Maidenhair ferns frame the cavernous entrance to a 350-foot-long cave that opens in the backyard of an Auckland suburban home.

Bringing Auckland’s Volcanic Underworld to Light

Scientists are working to map and protect the city's underground tunnels so they aren’t destroyed during construction

Winged Life Winner

View 11 Breathtaking Images From the BigPicture Photography Competition

This 2024 showcase of life on Earth shines a light on some of our planet's most amazing species and places

Yun Chuan is "serious about his bamboo but mild-mannered toward others," according to the San Diego Zoo.

Two Pandas Arrive at the San Diego Zoo, the First to Enter the U.S. in 21 Years

For months, the only pandas in the country had been in Atlanta. Next, San Francisco and Washington, D.C., are expected to also receive pandas this year

A 1914 photo of the Star-Spangled Banner undergoing conservation in the Smithsonian Castle

The Real Story Behind the Star-Spangled Banner, the Flag That Inspired the National Anthem

How the flag that flew proudly over Fort McHenry in September 1814 made its way to the Smithsonian

Tusks and other fossilized remains are all that's left of the woolly mammoths that lived on Wrangel Island thousands of years ago.

What Killed the Last Woolly Mammoths? Scientists Say It Wasn't Inbreeding

New research suggests some catastrophic event—such as a natural disaster or a virus—killed the world's last known population of mammoths on Wrangel Island

Scientists are getting better at keeping premature baby sharks alive in aquariums—a boon when captive sharks give birth early, or when aquariums receive donations of living shark fetuses taken from mothers that die in fishing nets.

Preemie Sharks Get by With a Little Help From an Artificial Uterus

Scientists manufactured a womb that could potentially help bolster populations of endangered shark species

The male Morrison bumblebee relies on its enlarged compound eyes to spot—and then pursue—desirable queens to mate with.

These Cute, Fuzzy Bumblebees Are Precision-Engineered Pollinators

As numbers of these key pollinators decline, conservationists are eyeing new federal protections for one vulnerable species

A hippo crosses a rural road near Doradal, Colombia. Experts say that left unchecked the hippo population could grow to 1,400 by 2040.

Pablo Escobar’s Abandoned Hippos Are Wreaking Havoc in the Colombian Jungle

Decades ago, the drug baron smuggled the beasts into South America for his private menagerie. They’ve been multiplying ever since. Now officials are taking extreme measures to counter the problem

The white bison calf and its mother were spotted in Yellowstone National Park.

Rare White Bison Calf Born at Yellowstone National Park

A photographer spotted the calf on June 4. White buffalo are sacred to some Native American tribes, and the birth has been called a "blessing and a warning"

An endangered Przewalski's horse is released into the Altyn Dala "Golden Steppe" in central Kazakhstan.

Endangered Wild Horses Return to Kazakhstan for the First Time in at Least 200 Years

The international effort, led by the Prague Zoo, released seven Przewalski’s horses to their native steppe habitat in central Asia

Flamingos were nearly hunted to extinction for their feathers by the early 1900s. But, thanks in part to conservation and habitat restoration efforts, they're making a comeback in Florida. This flamingo was spotted in Miami Beach in 2018.

More Than a Century Ago, Flamingos Disappeared From Florida. Now, They're Coming Home

Likely transported by Hurricane Idalia last August, more than 100 of the pink birds were counted in a February census in the Sunshine State, where they are considered a native species

The researchers used drone footage and tracking devices to analyze the behavior of 11 orcas in the northern Pacific Ocean.

Between Dives, Orcas Take Only a Single Breath

A new study finds the black-and-white marine mammals tend to make shorter, shallower dives compared to humpback and blue whales, making orcas the "sprinters" of the ocean

Bao Li, a 2-year-old male panda, is the son of Bao Bao, who was born at the Zoo in 2013.

Giant Pandas Are Coming Back to Washington, D.C.

A pair of the bears will arrive at the Smithsonian's National Zoo by the end of 2024

Wedge-tailed shearwaters surprised scientists by showing up after rats were eradicated on Tromelin Island—a place, in the Indian Ocean, where the seabirds hadn’t been documented breeding before.

After Rats Were Eradicated From This Small Island, Seabirds Thrived

Tromelin Island became a safe place for birds once the invasive mammals were eliminated

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