How about a windup flashlight crossed with a cell phone charger? It's low tech meets high tech with rugged, toylike charm. Or charcoal made from plant waste instead of wood, developed for Haiti by MIT's D-Lab? Talk about a greener way to barbecue. (The technology might also help save endangered African gorillas. A new study published in Science links organized crime rings cutting trees for charcoal in Congo with a spate of recent gorilla murders.)

excellent clip WC!