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As our companions, dogs are often exposed to the same carcinogens as us.

How Cancer Research for Dogs Is Helping Improve Treatment for Pets and Humans Alike

Canine and human cancers bear many similarities, and studies on dogs are helping advance care for our furry friends and for us

Harpy eagles feed on sloths and monkeys.

Why Did a Large Harpy Eagle Attack an Adult Woman?

The incident, which took place in the forest in French Guiana, was an extremely rare occurrence

Ancient sloths lived in trees, on mountains, in deserts, in boreal forests and on open savannas. Some grew as large as elephants.

Giant Sloths and Many Other Massive Creatures Were Once Common on Our Planet. With Environmental Changes, Such Giants Could Thrive Again

If large creatures like elephants, giraffes and bison are allowed to thrive, they could alter habitats that allow for the rise of other giants

Florida's Everglades was recognized for being a dynamic ecosystem worth protecting as a national park beginning in 1947.

Seven Mysteries You Can Explore in America’s National Parks

From unexplained phenomena to baffling disappearances, follow the clues while discovering our country’s treasured protected areas

"Mysteries From the Deep: Exploring Underwater Archaeology" features interactive experiences, 3D models and excavated artifacts.

How Underwater Archaeology Brings Secrets to the Surface, From Lost Shipwrecks to Submerged Cities

An immersive new exhibition at the Intrepid Museum in New York City spotlights the science and technology behind the discipline

Girls' ADHD symptoms are often mistakenly attributed to other issues, like anxiety or depression, and it may take until adulthood for women to be accurately diagnosed.

The Future of Mental Health

Why Are So Many More Women Being Diagnosed With ADHD?

Experts once thought ADHD was something only boys experienced. The research is finally starting to catch up with reality

A dark cloud of starlings shapeshifts over Rome.

A Closer Look at the Kestrels, Hedgehogs and Other Wild Animals That Inhabit Rome

From antiquity to modern times, the city has been rife with creatures that creep, slither, scurry and nest among its pillars and palaces

An illustration shows a satellite damaged by space debris. Objects that don’t burn up in the atmosphere can pose a danger when they fall back to Earth.

With Space Junk on the Rise, Is a Catastrophic Event Inevitable?

Debris from rockets and satellites can fall back to Earth or collide with other objects, and wreckage that burns up can harm the ozone layer

The patient looks through measuring goggles at a series of markers on a grid. 

Can a Medical Device Restore Your Balance?

Nearly two million people worldwide have lost the simple ability to feel steady. Now researchers have developed an experimental medical implant that promises to restore the sensory machinery responsible for balance

One of the Central Park coyotes trots by with the New York City skyline as a backdrop.

In a Milestone for Manhattan, a Pair of Coyotes Has Made Central Park Their Home

For six years, two photographers have carefully followed the canines and documented their secret lives

The title Jaws doesn’t quite give justice to the sharp teeth that are the real terrifying characteristic of these marine animals.

Smithsonian Photo Contest Galleries

Celebrate the 50th Anniversary of ‘Jaws’ With 15 Shark Snapshots

The classic thriller might discourage you from getting in the water, so check out these sensational shark images from the Smithsonian Magazine Photo Contest instead

A Honduran white bat (Ectophylla alba) flies from its roost.

Ten Stunning Nature Photos From the BigPicture 2025

From the beautiful to the bizarre, this annual photographic showcase shines a light on some of our planet’s most breathtaking species and places

A veery gets ready to rise into the Vermont skies, not long before setting off on an annual migration to the species’ wintering grounds in Brazil.

Scientists Are Tracking Worrying Declines in Insects—and the Birds That Feast on Them. Here’s What’s Being Done to Save Them Both

In Vermont, researchers have investigated the types of creepy, crawly bugs that their avian predators consume and may have found the answers to keeping them both alive

The view from a research aircraft that scientists use to collect data from high in Earth’s atmosphere.

Scientists Are Just Beginning to Understand How Life Makes Clouds, and Their Discoveries May Drastically Improve Climate Science

Plants, plankton and sea spray all release elements that help the atmospheric blankets form

Fishing guide Tori Arnona, 23, holds a redfish caught near Buras in Plaquemines Parish, Louisiana.

Can the Redfish, That Gulf Coast Culinary Icon, Be Brought Back From the Brink?

The Cajun cooking craze nearly wiped out the species native to Louisiana, but conservation stemmed the tide. Now the fish faces new threats

Some sebecids grew to lengths of 20 feet.

After Crocs and Lemurs Went Extinct on the Mainland, Many Survived on Islands for Millions of Years

Isolation allows creatures to thrive as their relatives perish due to the threats present on much larger landmasses

The vision is to use the gate to create extended elephant migration routes that cut across South Africa, connecting green areas with navigation corridors that bypass cities and the rehabilitated gold mine dumps that ring Johannesburg.

In South Africa, a Smart Gate Could Help Connect Elephants’ Fragmented Habitat

An unlikely quartet’s clever contraption may allow the pachyderms to make better use of their range

Red-shanked doucs are adept communicators, growling with a fixed stare when they’re threatened, or squealing harshly and slapping tree branches when they’re in distress or startled.

This Majestic Monkey Has Become a Beloved Neighbor for Millions in Vietnam

For the critically endangered red-shanked douc, proximity to an urban center has had surprising benefits

A sandhill crane stands over a Canada gosling it adopted in Madison, Wisconsin. Such interspecies adoptions appear to have become more common in recent years.

These Sandhill Cranes Have Adopted a Canada Gosling, and Birders Have Flocked to Watch the Strange Family

Ornithologists and locals wonder what the future holds for this chick being raised by much taller, but still doting parents

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