Last year, nine million viewers tuned in to watch “The Great Moose Migration” in Sweden.

Watch Majestic Moose Meander North With This Popular Live Stream From Sweden

“The Great Moose Migration” shows the antler-adorned ungulates making their annual spring trek

LaBrea Letson, 8, sells lemonade made with bottled water outside her grandmother’s home near the derailment site. A van passing by tests the air for hazardous chemicals.

See 26 Captivating Images From the World Press Photo Contest

In stark black-and-white and stunning color, this year’s winning photographs capture global events on a human scale

Researchers Daniel Cerveny and Marcus Michelangeli collecting salmon from the Dal River in Sweden.

Salmon Are Being Exposed to Our Anti-Anxiety Medication, and It’s Making Them Take More Risks, Study Suggests

Atlantic salmon exposed to a common anti-anxiety drug migrate faster, according to new research. That’s not necessarily a good thing

An adult male Hudsonian godwit perches in a white spruce tree in Churchill, Manitoba.

Inside the Epic Migrations of North America’s Most Fascinating Shorebirds, From Godwits to Curlews

Ornithologist Bruce Beehler tracks down what he calls the “Magnificent Seven,” a charismatic group of migratory birds, in his new book

A male central Fijian banded iguana from Ovalau Island, Fiji.

Iguanas Floated a Whopping 5,000 Miles From North America to Fiji on Rafts of Plants in a Record-Setting Trip, Study Suggests

Since most iguana species live in the Americas, biologists have long debated how they could have arrived on the remote Pacific island in the first place

A Hun-period “Eastern-type” burial unearthed in Budapest, Hungary

New Research

Who Were the Huns Who Invaded Rome? A New Study Has Revealed Surprising Genetic Diversity

Researchers found that the group led by Attila the Hun contained a mixture of diverse ancestries, with at least a few related to elites of the Xiongnu Empire

Although the Donner-Reed party’s time on the Oregon Trail was filled with suffering, their story did little to slow westward migration.

On This Day in History

Donner Party Survivors Were Rescued on This Day in 1847 After Weeks of Frigid Conditions, Starvation and—Eventually—Cannibalism

Bad luck and poor decisions turned the already dangerous trek from Missouri to California into a fatal affair for roughly half of the Donner-Reed party

Researchers tracked 71 common noctule bats (Nyctalus noctula) to parse their migration patterns.

Bats Hitch a Ride on Storm Fronts When Migrating, Saving Energy by ‘Surfing’ Through the Sky, Study Finds

Researchers tracking female bats in central Europe found they migrated much farther in a single night than previously thought. The findings could help protect bats from wind turbine collisions

Around the world, a wealth of new museums are also bringing art and culture, science and technology, and education and storytelling to the forefront.

Ten Must-See Museums Opening Around the World in 2025

New institutions dedicated to artificial intelligence, West African art, barbeque and more are expected to welcome visitors this year

A northern saw-whet owl in Canada

Meet the Tiny, Adorable Owls That Have Mastered the Art of Hiding

One of the smallest owls in North America, the northern saw-whet lives among us and is rarely seen—but one volunteer science project aims to find them and uncover their secrets year after year

A cast of a Neanderthal skull at the Chemnitz State Museum of Archaeology in Germany. New research delves into when humans and Neanderthals interbred.

Researchers Track Down When Neanderthals and Early Modern Humans Interbred Using Ancient Genomes

Two studies came to a similar conclusion, highlighting a single, sustained event of mixing DNA. The findings could impact our understanding of when modern humans reached regions like East Asia and Australia

The tail, or fluke, of a humpback whale is identifiable, like a fingerprint is for a human.

Humpback Whale Makes Record-Breaking 8,000-Mile Migration Across Three Oceans, but the Reason Is Still a Mystery

Biologists say mating, climate change or simply being confused might have driven the creature to swim great distances, between Colombia and Zanzibar

More than 3,000 known dragonfly species exist.

14 Fun Facts About Dragonflies, From Their Lethal Hunting Prowess to Incredible Migratory Feats

The colorful insects can help humans by eating mosquitoes and will gather in mysterious swarms

A painted lady perches on a flower.

Where Do Butterflies Migrate From? Clues Can Be Found in Pollen on Their Bodies

Trillions of insects move around the globe each year. Scientists are working on new ways to map those long-distance journeys

The researchers of the paper, Matthew Adeleye, University of Cambridge, and David Bowman, University of Tasmania, study a sediment core.

New Research

Researchers Uncover the Oldest Record of Humans Using Fire in Tasmania, Almost 2,000 Years Earlier Than Previously Known

A new paper reveals how Aboriginal people changed the landscape by burning, demonstrating how similar practices could help manage modern bushfires

Straw-colored fruit bats typically start drifting into the park around October and leave in January.

The World’s Largest Mammal Migration Is Taking Place in Zambia Right Now

Each year, millions of straw-colored fruit bats descend on Kasanka National Park for a few months, and scientists are working to understand their mysterious journey

The Upper Klamath River is also part of restoration work. The salmon's return inspires biologists to continue their efforts in the upper basin.

Salmon Make a Long-Awaited Return to the Klamath River for the First Time in 112 Years, After Largest Dam Removal in U.S.

Chinook salmon spark excitement among local Klamath Tribes, who have advocated for decades to restore the flow of the river in California and Oregon

Jonathan Shapiro, a Vermont-based wilderness instructor and certified “specialist” tracker on the East Coast, during an evaluation in the California desert.

Even as A.I. Technology Races Ahead, the Prehistoric Science of Wildlife Tracking Is Making a Comeback

Humans perfected how to identify wild animals over millennia, and now biologists are rediscovering the exceptional worth of the tracks and marks left behind

One eagle fights another for a midshipman fish in a behavior called kleptoparasitism.

‘Pirate Seabirds’ Could Become a Pathway for Deadly Avian Flu to Spread to Australia, Study Finds

Kleptoparasitism, in which a bird harasses another to steal its food, might introduce avian flu to the continent, currently the only one without the severe H5N1 strain

American redstarts and magnolia warblers were thought to fly together merely by coincidence, but new research suggests they might be forming a social relationship.

Birds Form Surprising Relationships With Other Avian Species During Migration, Study Suggests

New research indicates that birds are not alone while migrating—and sharing space with other species may even help them on the journey

Page 1 of 11