Equivalence between nonlinear graph-based dynamics and linear dynamics on higher-order networks link.aps.org/doi/10.1103/...

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OpenAI’s big math dump last night included a proof of the unique games conjecture, one of the most famous open question in complexity theory. Three weeks ago, three computer scientists settled a closely related conjecture “the old-fashioned way.” My latest for @quantamagazine.org:

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New paper out! We combine anonymized mobility data from 11 US metropolitan areas with precinct-level electoral results to study what political environments people encounter in their daily routines. In collaboration with @marcotonin.bsky.social @estebanmoro.bsky.social and Bruno Lepri

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New research in 𝘕𝘢𝘵𝘶𝘳𝘦 𝘊𝘪𝘵𝘪𝘦𝘴 finds that urban social mixing depends less on where people live and more on where they go each day. “Most of the mixing…is because of what [people] do,” says @estebanmoro.bsky.social of NetSI’s Social Urban Networks Lab. news.northeastern.edu/2026/08/31/i...

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How can generative AI reshape how we understand and plan cities? A new Review in 𝘕𝘢𝘵𝘶𝘳𝘦 𝘊𝘪𝘵𝘪𝘦𝘴, by Esteban Moro & collaborators, examines the opportunities—and limits—of AI for urban science, emphasizing rigorous validation, context and human judgment. tinyurl.com/3sxkk84a @estebanmoro.bsky.social

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