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Scientists Aim to Boost Efficiency of Wind Farms

Modern wind turbines usually operate in groups or so-called "wind farms," some of them with more than 100 turbines.  But the air turbulence they create decreases their overall efficiency. Scientists at Vanderbilt University are trying to solve this problem. Wind energy is cheap and sustainable, and the number of installed wind turbines is rising everywhere in the world. According to the U.S. Department of Energy, wind turbines now supply nearly 5 percent of electrical...

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