Walk through any grocery store and you’ll see sweet potatoes and yams used almost interchangeably. But here’s the truth—what most of us call “yams” are actually sweet potatoes. The mix-up has been ...

For some people, "yam" and "sweet potato" are interchangeable terms. These tubers share a few similarities, but they aren't even the same species of plant: yams are from the lily family, and sweet ...

Dear Sally: While they can be used interchangeably, yams and sweet potatoes are botanically different from one another. Yams are much longer, larger and less sweet than sweet potatoes, and the flesh ...

While you might assume potatoes and sweet potatoes are quite similar, there is one key difference that actually sets them farther apart than expected.