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

Artist Gregory Scheckler’s 'Sky Stories' film and album, launching on Earth Day, uses 25 years of sky imagery and sound to ...

It wasn’t until Michael Donnay encountered the harshest skiing conditions he’d ever experienced at Whitefish Mountain Resort ...

A UC Davis professor's pleasure hike in the High Sierra turned into a new elevation record for California's highest tree, the ...

Want to ski down one of the highest skiable mountain peaks in the whole of the US? Well, the Montana ski resort town needs to ...

Published at last in 1977 and reissued in 2011 with an introduction by the British nature writer Robert Macfarlane, “The ...