A deadly oak disease that also affects redwoods and other trees has spread to a far Northern California tribe's lands.

Oak trees have forever defined this region, offering shade, habitat and a sense of place for those who spend time outdoors.

California black oak is in the red oak group of species, but its source of supply (it grows primarily in northern California and southwest Oregon), physical properties (it is weaker than most red oaks ...

The Oak Fire has been burning since Friday afternoon in the mountainous terrain of Mariposa County, about 14 miles from Yosemite National Park’s Arch Rock entrance on Highway 140. The Oak Fire had ...

The Oak Fire, burning through rural communities in Mariposa County about 10 miles west of Yosemite National Park, is the kind of fast-moving blaze that firefighters had been worried about as ...