Explore trails in British Columbia that criss-cross Canada’s most spectacular mountain range — whatever your level of ...

Scientist finds Jeffrey pine trees at record mountain heights, suggesting climate-driven shifts in Sierra Nevada.

Scientists found new evidence that Earth’s crust is peeling underneath the Sierra Nevada in California. The process might be ...

Mountains are some of the oldest residents of our planet. Earth's ancient temples of strength and resilience, sometimes taking the form of massive jagged fingers reaching for the sky, other times ...