Campfires, charcoal grills, and gas-powered camping stoves can definitely make life easier for hungry campers, but they can’t do everything. Sometimes, the only source of heat for cooking is 93 ...

Every Boy Scout or Girl Guide probably had the experience of building a simple solar oven: an insulated box, some aluminum foil, and plastic wrap, and voila! On warm, sunny, summer days, you can ...

VILLA LIBERACIÓN, Dominican Republic—“The rice is done!” someone proclaimed from the chapel courtyard. A second later, another person yelled the same phrase in Spanish. That’s when everyone came ...

One of the things I love most about CES is the array of fascinating gadgets I come across. I'm talking stuff that's not a smartphone or a laptop. Case in point: this portable, solar-powered oven.