Mountains

Mount Everest seen at sunset, as the peak’s height continues to grow at a rate of about two millimeters per year.

Geologists Reveal a Surprising Reason Why Mount Everest Grows Taller Each Year

Earth's highest peak has gained as much as an extra 165 feet in elevation as the planet's crust adjusts due to erosion from a river, according to a new study

More than 650,000 people visit Kuwohi at Great Smoky Mountains National Park each year. The summit is topped by an observation tower accessible via a paved path.

The Highest Peak in Great Smoky Mountains National Park Will Now Be Called by Its Cherokee Name

In 1858, the mountain was named for a Confederate general. Now, it will once again be known as "Kuwohi"

A mountain in the Dickson Fjord after 33 million cubic yards of its rock and ice collapsed in a landslide.

A Mysterious Seismic Signal Lasted Nine Days Last Year. It Was a Mega-Tsunami Caused by Climate Change, Researchers Say

A melting glacier caused a mountain in Greenland to collapse into a narrow fjord, setting off an oscillating wave that rattled seismic detectors around the world

The Mount Everest Base Camp, at 17,598 feet high, hosts climbers acclimating to the elevation before they make their ascent.

More Than 200 Dead Bodies Have Been Left Behind on Mount Everest, and Many Mark the Path to the Summit

Mountaineers who perished on the world's highest peak have become landmarks for the living, though recovery crews have made risky expeditions to remove some of the corpses

Frustrated residents of Sheridan, Wyoming, coalesced around the idea of secession, allying with nearby communities to petition for their own state.

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

Maletsunyane Falls in the Lesotho Highlands shows how a river can erode deep valleys into uplifted lands.

Slow-Motion Ripples in Earth's Mantle Built Mysterious and Stunning Highland Landscapes, Study Finds

Following the break-up of an ancient supercontinent, waves propagated through the hot, rocky layer beneath the planet's brittle crust and reshaped its surface over millions of years

Firefighters in Jefferson County, Colorado, are encountering prairie rattlesnakes as they battle the Quarry Fire southwest of Denver.

'We Have a Rattlesnake Problem': Wildland Firefighters in the West Must Also Face a Slithering, Venomous Foe

Nearly 100 large fires are burning in the United States right now, including some in rattlesnake territory

Shade-protecting overhangs known as awnings line a street in New York City in the 1850s.

Six Innovative Ways Humans Have Kept Cool Throughout History

From sleeping porches to coastal escapes, these tips and tricks helped people deal with extreme heat before the advent of air-conditioning

Denver's historic train depot dates back to 1881. Today, it's a thriving community hub.

See Inside Denver's 143-Year-Old Train Station

The transit hub, which just got an $11 million makeover, is deeply connected to the city's history

On July 5, Peruvian authorities recovered the mummified remains of American climber Bill Stampfl from the slopes of Huascarán.

Melting Ice Reveals Body of American Mountaineer Missing for 22 Years in the Peruvian Andes

Bill Stampfl, Matthew Richardson and Steve Erskine went missing in an avalanche on Huascarán on June 24, 2002. Climbers found Stampfl's body just weeks ago

The Mount Rainier white-tailed ptarmigan is one of the few animals that spends its entire life at high elevations.

Meet the Rare, 'Beautiful' Birds That Thrive in Snow and Are at Risk Because of Climate Change

The U.S. Fish and Wildlife Service listed the Mount Rainier white-tailed ptarmigan as threatened under the Endangered Species Act this month

Mount Halla is located on Jeju Island, a population tourist destination south of the Korean peninsula.

Leftover Ramen Broth Is Causing Problems on South Korea's Mount Halla

Visitors are dumping the salty liquid on the ground, and authorities are concerned about its impact on plants and animals

Camp III with Everest rising above the flank of Changtse mountain.

See Photos From the 1924 Mount Everest Expedition That Led to the Vanishing of Two Explorers

A century later, a new book captures the grand scale of the mountain and uncovers more about the expedition and the people at its center

This rendering shows what the wildlife crossing will look like when completed.

The 'World's Largest Wildlife Crossing' Will Help Animals Walk Safely Over Eight Lanes of California Traffic

The 210-foot-long bridge across a busy freeway in Los Angeles County is expected to be finished in 2025

The tracks are located west of Ouray, Colorado, in the San Juan Mountains.

You Can Visit the World's Largest Continuous Dinosaur Trackway, Now on Protected Public Land

In the Late Jurassic, a long-necked dinosaur made a 270-degree turn while walking in present-day Colorado—and left behind a rare treat for paleontologists

Climbers collect garbage from Mount Everest in 2020. In recent years, officials have implemented new regulations to help reduce trash on the mountain.

The Nepali Army Is Removing Trash and Bodies From Mount Everest

They expect to haul off ten metric tons of garbage and up to five bodies from the world's tallest peak

The mountain range is beloved for its challenging rock climbing and unusually varied terrain, from grassland and forest to rugged alpine rises.

Climbing Malawi’s Island in the Sky

A steep, lush massif—the country's highest peak at 10,000 feet—beckons adventurers

The propeller blade was discovered wrapped in a potato sack in Coire a’Bhradain on the isle of Arran in Scotland.

Mysterious World War II Plane Propeller Found in Scottish Peat Bog

The object likely broke off a doomed plane during a crash on the isle of Arran

An ancient fresco depicting Helle reaching for her twin brother, Phrixus, after falling from a golden ram

A Remarkable Fresco Depicting a Scene From Greek Mythology Has Been Found in Pompeii

The vibrant painting portrays siblings Phrixus and Helle as they flee from their stepmother

A Kronosaurus, one of the top predators in Cretaceous-era tropical oceans, prepares to feast on an ammonite.

Uncovering the Secrets of Colombia's Rich Fossil Deposits

Paleontologists are working hard to understand oceanic remains buried high in the Andes

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