Ever heard that old phrase “It's hot enough to cook an egg on a sidewalk”? It seems like hyperbole (and even a little gross), but the sun really is powerful enough to cook a variety of foods—provided ...

Graphic shows the parts of a box solar cooker with the glass lid open and metal reflectors with two pots inside on a white background. 3D Illustration Use these solar oven plans to make a solar oven ...

The first step in any invention process is identifying a need or want for something—in this case it is an inexpensive and environmentally safe way to cook food. One solution to that, the one you will ...

Editor’s Note: This story was identified by Call to Earth guest editor Rodrigo Pacheco. He is a chef who grows sustainable food at his restaurant and creative permaculture project in Ecuador, and he ...