Constellation Energy and Microsoft have partnered to restart Unit 1 of the Three Mile Island nuclear plant, aiming to provide reliable, carbon-free energy for Microsoft's AI-driven data centers. This $1.6 billion project, set to be completed by 2028, underscores the tech industry's growing reliance on nuclear power to meet increasing energy demands sustainably. The collaboration highlights both the economic opportunities and regulatory challenges of reviving dormant nuclear plants, reflecting a broader trend towards innovative energy solutions in the face of climate change.