Control room at the nuclear plant on Three Mile Island.

Control room at the nuclear plant on Three Mile Island.

Photographers: Andrea Orejarena & Caleb Stein for Bloomberg Businessweek
The Big Take

America’s Most Infamous Nuclear Site Returns to Fuel the AI Boom

The plant on Three Mile Island is poised for a comeback as Microsoft’s vast power demands are bringing together two transformative—and risky—technologies.

“Attention for update!” Tom Carroll calls out.

“Ready!” the half-dozen other people in the room respond. They stop what they’re doing, raise a hand and wait.