A February 1936 snapshot of a migrant who declined to be photographed due to the Los Angeles Police Department's "Bum Blockade"

Los Angeles’ 1936 ‘Bum Blockade’ Targeted American Migrants Fleeing Poverty and Drought During the Great Depression

The two-month patrol stopped supposedly “suspicious” individuals from crossing into California from other states. But its execution was uneven, and the initiative proved controversial

Breakthroughs in tagging technology are opening a window into the lives of smelt and other small swimmers—a shift some scientists say could transform our understanding of the underwater world’s more minute creatures.

A New Generation of Tiny Tracking Tags Offers a Fresh Look at the Lives of Little Fish

Researchers at the Department of Energy’s Pacific Northwest National Laboratory have developed a tag the size of a grain of rice that can also work underwater

Greenlandic sled dogs, also known as Qimmit, play while resting.

Greenland Sled Dog DNA Reveals a Story of Human Migration and Ancestry of the Unique Breed

Researchers analyzed ancient and modern genetic samples of the Greenlandic Qimmit breed to shed light on the long relationship between the Inuit and their dogs in the Arctic

A view of one of Tuvalu's islands captured in June 2023. The nation is highly threatened by climate change.

More Than One-Third of Tuvalu’s Population Has Applied for a ‘Climate Visa’ to Relocate to Australia

The world-first climate visa agreement will grant permanent residency status to 280 Tuvaluans per year as the island nation grapples with sea-level rise

These skeletons of two hunter-gatherer individuals excavated at the Checua archaeological site north of Bogotá, Colombia, helped uncover the genetic details of a mysterious population.

Ancient DNA Reveals Mysterious New Group of Humans in Colombia With No Genetic Ties to People Today

The previously undocumented lineage of hunter-gatherers seems to have disappeared around 2,000 years ago

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

Darla Zelenitsky (right) and Jared Voris (left) were part of the team that identified and named Khankhuuluu based on fossils found in Mongolia during the 1970s.

These ‘Dragon Prince’ Fossils Spent Decades in Museum Drawers. Now, They Could Rewrite the T. Rex Family Tree

Two partial skeletons housed in a Mongolia museum were reexamined by researchers and found to represent a previously unknown species

Perched on the southern edge of the picturesque Monterey Bay, Pacific Grove, California, is home to the Monarch Grove Sanctuary, one of the largest overwintering sites of monarch butterflies in the region.

The 15 Best Small Towns to Visit in 2025

From a barbecue capital in Texas to the site of the first offensive victory for American forces in the Revolutionary War in New York, these spots are worthy of a visit this year

Crossing roads is a dangerous part of the migratory journey for many amphibians. In Monkton, Vermont, two tunnels beneath a street are helping frogs, salamanders and other creatures reach their destinations safely, according to a new study.

Two Wildlife Tunnels Are Saving Thousands of Amphibians From Being Crushed by Cars in Vermont

New research finds a pair of underpasses installed under a road that crosses a migration corridor have led to an 80.2 percent reduction in amphibian deaths

Researchers have used genomic sequencing to trace what they’re calling the “longest migration out of Africa.”

New Research

Scientists Use DNA to Trace Early Humans’ Footsteps From Asia to South America

Over thousands of years, humans from Eurasia trekked more than 12,400 miles to eventually reach the southernmost tip of South America, a new genetic investigation suggests

This ebony figurine was found in a child's grave.

Cool Finds

Archaeologists Unearth Two Rare African Figurines in 1,500-Year-Old Christian Burials in Israel

The artifacts were buried in the graves of a young woman and child, who may have converted to Christianity in Africa before traveling to the region, researchers say

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

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