Weight-loss drugs from Eli Lilly and Novo Nordisk show signs of slowing biological aging according to molecular aging clocks. Energy Dome, an MIT Technology Review Climate Tech Company to Watch, uses compressed carbon dioxide batteries to store renewable energy without requiring specific geology. OpenAI released 377 new math findings from an unreleased model, while Mistral unveiled its large open-weight model and Finland halted Google's record data center project over environmental concerns.