This limitation keeps wind power from being a viable option for renewable energy in low-lying areas. Because the sky sail can reach heights of 750 meters, it can operate just about anywhere, including ...

Miller, who finished fifth in the 100-meter final at the U.S. Olympic Trials this past summer, ran the top three wind-legal times in U.S. high school history last year — 9.93, 9.95 and 9.98 ...