A seal catches a salmon off the coast of Washington State. Scientists are working to determine how much salmon the seals eat.

Salmon in the Pacific Northwest Are Facing a New Threat: Booming Populations of Seals and Sea Lions

The mammals’ return to the region represented a conservation success story, but their appetite for endangered fish is upsetting the balance of a delicate ecosystem

New research is revealing how climate change is impacting our eyes.

Climate Change Is Threatening Eye Health in Disturbing Ways

Cataracts, pinkeye and other ocular disorders are linked to heat, air pollution and higher UV exposure

The Blomberg’s tree boa was recently documented in southwestern Colombia for the first time, even as it loses habitat in the nearby rainforests of Ecuador.

This Elusive Snake’s Habitat Is Under Threat in Ecuador. Here’s How Conservationists Are Fighting Back

How do you protect an endangered serpent with a special talent for hiding in plain sight?

Whatever happend to President Franklin D. Roosevelt's tradition of fireside chats?

What Happened to FDR’s Fireside Chats? And More Questions From Our Readers

You’ve got questions. We’ve got experts

A shaft of golden light from the cave’s mouth provides warmth as the expedition’s scientists enjoy lunch 80 feet below the opening of Natural Trap Cave.

A Trove of Ice Age Fossils Buried in a Wyoming Cave Is Rewriting Our Understanding of Prehistoric Animals

At a site known as Natural Trap Cave, a team of scientists are rappelling down to uncover the secrets of what the Earth was like during the Pleistocene

Environmental toxicologist Danielle Stevenson spreads soil and wood chips inoculated with fungi at a polluted lot in Los Angeles.

Can Scientists Harness the Magic of Mushrooms to Clean Up Polluted Landscapes?

Researchers and grassroots activists are working with fungi to restore damaged environments

Sea cucumbers come in a multitude of colors.

Welcome to the Weird and Wondrous World of Sea Cucumbers

These spiny or slimy ocean creatures display an astonishing diversity of appearances, behaviors and lifestyles—and many are increasingly threatened

Soaring through the sky can be hard work, so why not land on a flower for a nectar break?

Smithsonian Photo Contest Galleries

Be Blown Away by These 15 Images of Beautiful Butterflies

These shots from the Smithsonian Magazine Photo Contest show just why butterflies have floated into our hearts

During the squid run, tens of thousands of opalescent squids (Doryteuthis opalescens) gather together.

In Order to Unravel the Many Mysteries of Squids, Scientists Dive Into Their Mating Frenzies

Marine biologists hope to find out more about a creature that is vital to a healthy ecosystem and the state’s fishery

A Haast’s eagle attacks a moa pair.

Why Have Birds Never Gotten as Big as T. Rex?

Even the most massive birds have never reached the sizes of their dinosaur relatives

This June, North Carolina's Jockey's Ridge is celebrating 50 years as a state park.

How an Indomitable Environmental Activist Saved the Outer Banks From Impending Development

Fifty years ago, Carolista Baum passionately fought to create Jockey’s Ridge State Park, an unusually biodiverse ecosystem of dunes, thickets and marshes

A man rides a camel in view of the remarkable Egyptian pyramids.

Smithsonian Photo Contest Galleries

These Extraordinary Archaeological Sites Are a Portal to Ancient Egypt

The Valley of the Kings and other bucket-list Egyptian destinations offer a glimpse into millennia-old majesty and artistry

Scientists are working to unravel the best ways to save many types of seeds.

To Safeguard Threatened Plants, Scientists Must Master the Tricky Art of Seed Banking

Researchers are working to unravel the hidden biology of often-persnickety seeds as they age, sleep and awaken

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There's More to That

Looking Back on the L.A. Wildfires Through the Lens of Two Photographers

As wildfire becomes an increasingly lethal force that’s remaking broad swaths of California, people and animals alike are in the hot seat

Blood type, metabolism, exercise, shirt color and even drinking beer can make individuals especially delicious to mosquitoes.

Ask Smithsonian

Why Do Mosquitos Bite Some People More Than Others? Your Blood Type, Sweat Contents and Even Alcohol Consumption May Make You More Attractive to the Pesky Insects

Scientists are working hard to discover the factors that drive the blood-sucking insects to target certain individuals

Birds glide above the forests that surround Anacapa Island, California.

What Free Diving in a Kelp Forest Taught Me About an Overlooked but Incredibly Valuable Ecosystem

A photographer shares the epiphanies she has had while chronicling underwater jungles off the California coast

Psychiatric neurosurgery, originally known as psychosurgery, involves operating on the brain to alter its function.

What Does the Future Hold for Psychiatric Brain Surgery?

For some patients, removing brain tissue can help treat OCD and other disorders. But ethical concerns remain

European gray wolves in Germany

Why Have European Wolves Recovered So Much in the Past Decade?

The predators have increased by almost 60 percent on the continent

Mainstream providers of shared mobility — such as e-scooters, bicycles and rideshares — often overlook marginalised communities, families and the elderly. NGOs and public agencies are filling the gap.

Making Ride Hailing, Bike Shares and Other Transportation Options Accessible to All

Shared mobility is good for the environment, but not equal opportunity. What can be done to make travel easier for everyone?

A variety of marine creatures and unique features can be found in the deep sea off Norway, including the dumbo octopus, colorful anemones and venting chimneys.

As Norway Considers Deep-Sea Mining, a Rich History of Ocean Conservation Decisions May Inform How the Country Acts

In the past, scientists, industry and government have worked together in surprising, tense and fruitful ways

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