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Science · Mathematics & computing · published 2026-09-08 · via New Scientist

AI achieves breakthrough on long-standing fluid dynamics problem

Image via New Scientist
Image via New Scientist

OpenAI reports that its AI model has produced a solution to the Navier-Stokes equations, a problem that has resisted mathematicians for two centuries. The work involved deploying thousands of AI agents, with the final step taking only 11 hours. The company estimates the computational cost at $15 million.

Expanded Detail

The Navier-Stokes equations, formulated roughly two centuries ago, describe fluid motion. The Millennium Prize challenge asks whether these equations always hold or eventually produce nonsensical "blow-ups". OpenAI's approach involved 1,000 AI agents working 50 hours on the related Euler problem, followed by 10,000 agents extending those findings to Navier-Stokes in just 11 hours.

This achievement follows a string of AI-driven mathematical wins, including cracking an Erdős conjecture and formalizing Fermat's last theorem. However, the announcement sparked friction, as NYU's Tristan Buckmaster and Anthropic's Levent Alpöge had released related stepping-stone results hours earlier, and Buckmaster later criticized OpenAI's opaque handling of his clarification requests.

Context

This breakthrough could reshape mathematical research, potentially shifting focus from human proof to AI-driven discovery. Engineers relying on fluid simulations for aircraft design, weather forecasting, and climate modeling may gain new tools to predict turbulent flows, though the $15 million cost and opaque methodology could limit immediate accessibility. The dispute between OpenAI and academic researchers may also prompt debates about credit, transparency, and the future role of human mathematicians in verifying AI-generated proofs.

Expanded detail and Context are AI-generated analysis; the linked article remains the authoritative source.
Read the full article at New Scientist →
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This summary is AI-generated and original to Mobble; the linked article is the authoritative source. Original headline: “OpenAI has solved the Navier-Stokes Millennium problem using $15m of AI effort.” Browse more stories.