Vivek Natarajan

DeepMind’s AI Co-Scientist Turns LLMs Into Debate-Driven Research Agents

Google DeepMind’s Vivek Natarajan used a Stanford CS25 seminar to argue that scientific AI will require more than stronger chatbot-style models. He presented the company’s Gemini-based AI co-scientist as a multi-agent system built to generate, critique, rank and refine hypotheses over longer time horizons, with lab validation rather than benchmark scores as the test of usefulness. The case he made was cautious as well as ambitious: such systems may help scientists traverse large hypothesis spaces, but their value still depends on expert judgment, experimental capacity, publishing norms and safety controls.