Giant jellyfish have invaded the northern coasts of the Japanese islands and they’re causing problems. Frustrated local fishermen are hauling in little else. So one company, RIKEN, is trying to make marketable products from these gelatinous monsters. They’re exploring everything from artificial gastric fluids made from jellyfish mucin to a jellyfish-based ice cream topping. If they succeed, they’ll turn a costly problem into gooey gold. An original GOOD video.