Bigger and bigger data centers are leading to proposals for massive electric power transmission lines, sometimes across hundreds of miles.

The AI boom is catalyzing the build-out of some of the biggest, baddest power lines this country has ever seen. These extra-high-voltage wires can carry up to six times the power of other big lines, ...

The MariBell project is a 140-mile, 765-kilovolt power line that would run from Marion, Minnesota to Bell Center, Wisconsin. It's being developed by Dairyland Power Cooperative, in La Crosse, and ...

Xcel Energy and other Midwest utilities say they will build needed power lines more quickly without competition, a narrative that caters to the administration’s Speed to Power initiative to expedite ...