'World models' are AI's latest sensation: what are they and what can they do?
Training AI world models on data about physical environments could improve their real-world capabilities in technologies such as robotics.
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NEWS EXPLAINER 28 April 2026 ‘World models’ are AI’s latest sensation: what are they and what can they do? Training AI world models on data about physical environments could improve their real-world capabilities in technologies such as robotics. By Davide Castelvecchi Davide Castelvecchi View author publications Search author on: PubMed Google Scholar Email Bluesky Facebook LinkedIn Reddit Whatsapp X Nvidia’s Cosmos is one world model being trained on physics data about real-world environments.Credit: NVIDIA CorporationAn ongoing trend in artificial intelligence could have huge implications for how the technology is used in research.Machine-learning systems such as large language models (LLMs), which turn prompts into text, images and video, are becoming increasingly sophisticated and…
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