As home gardeners in the U.S. page through seed catalogs and pick out their favorite heirlooms, there's a new seed that has never been available to them before: a tomato the color of a concord grape ...

Once you entered the greenhouse compound at Oregon State University they weren’t hard to spot. Amid the broccoli and beans, purple tomatoes stand out. There were only a few plants left from this ...

A plant expert at Oregon State University developed a new type of tomato with blueberry-like health benefits. The purple tomato contains anthocyanins, a healthy antioxidant pigment found in ...