Watermelon slices arranged on cutting board - Huizeng Hu/Getty Images It's that time of year once again: The skies are sunny, grills are sizzling-hot, and supermarket bins are chock-full of freshly ...

Watermelon is nature's candy -- it's crunchy, naturally sweet, and fruity. There are a lot of creative ways to use up an abundance of watermelon fruit, but the green rinds normally get tossed. But did ...