Every autumn we revel in the beauty of the fall colors. The mixture of red, purple, orange and yellow is the result of chemical processes that take place in the tree as the seasons change from summer ...

Medically reviewed by Karina Tolentino, RD Bitter orange (Citrus aurantium) is a sour fruit native to Asia. Also called ...

If you're noticing rusty orange spots on the leaves of trees, it could be a type of fungal disease known as leaf rust. Fungi ...