One of the country’s more whimsical-looking trees, the live oak is also one of the strongest. Indeed, it has saved the lives of thousands of people who have clung to its limbs during hurricanes.

The invasive spongy moth, a destroyer of northeastern forests, has a natural foe in a Japanese fungus that needs certain ...

Oak wilt is spread by sap-feeding beetles that transport the fungus from tree to tree ... demonstrate moderate disease tolerance and can live several years after showing symptoms before they ...