WindTronics says its $4,500 Honeywell Wind Turbine will generate electricity starting with 2-mile-per-hour wind, addressing one of the biggest barriers in small wind. Martin LaMonica is a senior ...
On the roof of the O2 Arena, one of London’s largest indoor venues, there’s a small cluster of very peculiar wind turbines. They look nothing like the tall, imposing ones that are increasingly ...
Decades ago, engineers largely dismissed vertical-axis wind turbines—which spin around a central axis like a top—because they could not match the efficiency of the propeller-like turbines common today ...
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