An unassuming dogwood tree outside Camp David became the solution to a devastating disease. A University of Tennessee professor found it.

You can't miss the sight of those white-flowered trees each spring - or their unpleasant smell either. Here's why they seem ...

Tennessee has not taken that step yet ... Ironically, the foul odor that drifts from the trees’ white or pink flowers is to attract pollinators. The unpleasant smell lingers until the white ...