How To Send Energy Across a Continent

So new power cables will have to link the source to the consumer. And if it's a choice between ugly, inefficient overhead lines and a pipe buried along existing interstate-highway rights of way, the choice seems kind of obvious—assuming that American Superconductor is correct in its claim that the costs are roughly the same. The Woodstock of Physics, in short, may finally be living up to its mostly forgotten hype.

Lemonick is senior writer at Climate Central.

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