The California park's fantastical trees get all the attention, but the rock formations are equally impressive.

Backcountry Press has announced the release of “California Trees,” a field guide by botanists and naturalists Matt Ritter and Michael Kauffmann. This book is more than just an identification manual — ...

Hidden high in the White Mountains of eastern California, a gnarled, weathered tree quietly holds a staggering secret — it's ...

GETTING READY FOR THAT TO CHANGE. PEACEFUL SOUNDS THAT COME FROM THESE DENSE FORESTS, LANDSCAPES THAT TAKE UP A THIRD OF THE ENTIRE STATE. TREES ARE LONG LIVED SPECIES. MANY LIVE WELL OVER 100 YEARS, ...

Still looking for a Christmas tree in California? It’ll cost you. The Golden State has the most expensive holiday evergreens in the nation, according to Sixt, a Germany-based car rental company. Sixt ...

Add Yahoo as a preferred source to see more of our stories on Google. One of Inyo National Forest's many bristlecone pine trees, photographed in 2007 (AFP/Getty) High in the arid mountain forests of ...

UC Davis Associate Professor Alessandro Ossola, right, and Ph.D. student Jared Sisneroz conduct research on schoolyard heat at a Sacramento-area elementary school. (Jael Mackendorf / UC Davis) About ...

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