The ancestor of the virus that causes COVID-19 left its point of origin in Western China or Northern Laos just several years ...

Alabama's forestry industry, the state's largest, faces a new threat from brown spot needle blight, a fungal disease affecting loblolly pine trees. The disease, exacerbated by recent mild, wet weather ...

Imagine trying to tell identical twins apart just by looking at their fingerprints. That's how challenging it can be for scientists to distinguish the tiny powdery pollen grains produced by fir, ...