During his childhood in Afghanistan, Massoud Hassani would make miniature models to be blown by the wind. Sometimes they would end up in a minefield, where he could not retrieve them. Now Massoud’s wind-powered creations are designed specifically for minefields. Like a giant clump of dandelion seeds, his Mine Kafon will roll about, detonating any mines in its path. “There are 30 million land mines in Afghanistan and 26 million people, so that’s more mines than people,” Massoud says. Each deminer is to have a GPS tracking device linked to a website showing which areas have been cleared