Mysterious driftwood high in Grand Canyon caves hints at the legacy of Arizona’s huge impact crater.

The film adaptation of Denis Johnson’s novella, Train Dreams, reflects the beauty, and heartache, of working in the forests of the Pacific Northwest.

House Democrats are demanding an ethics probe into the high-ranking Interior appointee over her financial ties to the massive ...

Each of these books can, in its own way, teach readers how to think about Earth's history, and how to apply lessons from the past to our future.

The U.S. Senate passed a limited spending package on Thursday that will largely fund several science- and land-related ...

Government-issued maps offer a promise for safely exploring our public lands, but they no longer reflect the reality of what’s actually on the ground.

Learning how pronghorn survived the climate changes that ended the ice ages anddrove so many other large mammals to ...

Evan Howell is a Colorado-based journalist covering earth sciences. He holds a master’s degree in geology and spent a decade as a senior geologist. Mysterious driftwood high in Grand Canyon caves ...

Alka Tripathy-Lang is a geologist and science writer based in Chandler, Arizona.

It was early March 2025. The last embers of the Palisades Fire had been out for a month. It was cold, gray and drizzling. A ...

In its first year, the second Trump administration has rolled back protections across a swath of high-profile public lands in Alaska.

This story was originally published at Sierra and is republished here by permission. Jazmyn Vent was a kid when she first learned about the Ambler Road. Vent, who is Koyukon Athabascan and Iñupiaq, ...