Enlarge ImageWind school. Placing vertically aligned turbines closer together gives more wattage for the buck.Credit: Mariah Power Arranging wind turbines like a school of fish could reduce the amount of land they take up by 100-fold while maintaining their electrical output, say researchers. Wind farms based on the approach might also be considerably safer for migrating birds. Whether it's Lance Armstrong bicycling behind his teammates in the Tour de France or a storm of fish slicing their way through the ocean, animals benefit from drafting. The leader breaks through the calm air or water, while the followers enjoy the...