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
Male Offspring of Grizzly 399—the ‘World’s Most Famous Bear’—Killed by Vehicle in Grand Teton National Park
The 5-year-old boar known as Grizzly 1058 was part of a rare litter of four cubs born in 2020
Threatened Birds Are Trying to Mate Near a Hazardous Airport in Wyoming. Can Papier-Mâché Decoys Lure Them to Safety?
At Grand Teton National Park, officials have placed handmade look-alikes in a field south of the runway to encourage greater sage-grouse to relocate
Enormous, Crocodile-Sized Amphibians Mysteriously Died Together in Wyoming 230 Million Years Ago
Paleontologists found a group of four-legged Triassic creatures preserved in the same bone bed—but they don’t know what killed the animals
Grizzly Bears Are Emerging From Their Dens in Yellowstone, Grand Teton National Parks
Adult males are waking up from their winter hibernation—and they’re on the hunt for food
This 120-Year-Old Police Docket Documented Crimes Like Reckless Horse Riding
Discovered in a thrift store, the historic docket lists incidents that occurred in the town of Casper, Wyoming, in 1904—including “reckless riding [of a horse]” and “keeping a house of prostitution”
Melting Ice Reveals Remains of 5,900-Year-Old Trees in Wyoming, Uncovering a Long-Lost Forest
Researchers discovered more than 30 dead whitebark pine trees that were entombed in ice for millennia, representing a bygone ecosystem that could teach us about climate change
Will Yellowstone Erupt Soon? Scientists Are Using New Techniques to Find Out
Using magnetotellurics, researchers produced a detailed picture of the magma beneath Yellowstone, offering insights into a distant future of possible volcanic activity
A Paleontologist Cracked Open a Rock and Discovered a Prehistoric Amphibian With a Clever Survival Strategy
Named “Ninumbeehan dookoodukah” by Eastern Shoshone students and elders, the creature burrowed in riverbeds to stay moist during extreme droughts
These Delicate Needles Made From Animal Bones May Have Helped Prehistoric Humans Sew Warm Winter Clothing
Researchers have discovered 32 needle fragments made from the bones of smaller animals. The tiny tools may have been used to sew insulated garments during the last ice age
The ‘World’s Most Famous Grizzly’ Was Killed by a Car. Was Her Death Preventable?
Grizzly 399 became a celebrity of Grand Teton National Park in her lifetime. Now, her death has drawn attention to wildlife-vehicle collisions and how they might be reduced
Untold Stories of American History
How the Great Depression Fueled a Grassroots Movement to Create a New State Called Absaroka
In the 1930s, disillusioned farmers and ranchers fought to carve a 49th state out of northern Wyoming, southeastern Montana and western South Dakota
Watch a Yellowstone Hot Spring Explode Into a Boiling Column of Mud, Water and Rock
Hydrothermal explosions typically occur every year in the popular national park, but rarely in areas so heavily trafficked by visitors
Rare White Bison Born in Wyoming State Park
The 30-pound calf is not albino but gets its pale fur from cattle genes
The 50-Million-Year-Old Treasures of Fossil Lake
In a forbidding Wyoming desert, scientists and fortune hunters search for the surprisingly intact remains of horses and other creatures that lived long ago