Copilot Cowork Expands. Mirage Effect in Multimodal Models. Maven Scrutinized After Strike. Americans Adopt AI Distrust Grows.

The AI news for March 31st, 2026 Here are the details of the day's selected top stories: Microsoft is rolling out Copilot Cowork more widely and letting AI models monitor each other. Source: https://the-decoder.de/microsoft-rollt-copilot-cowork-breiter-aus-und-laesst-ki-modelle-sich-gegenseitig-kontrollieren/ 'Mirage Effect': AI models diagnose diseases on images that never existed. Source: https://the-decoder.de/mirage-effekt-ki-modelle-diagnostizieren-krankheiten-auf-bildern-die-nie-existierten/ Alleged U.S. attack on a school in Iran: the Palantir system comes into focus. Source: https://www.heise.de/news/Mutmasslicher-US-Angriff-auf-Schule-in-Iran-Palantir-System-rueckt-in-den-Fokus-11229006.html?wt_mc=rss.red.ho.themen.k%C3%BCnstliche+intelligenz.beitrag.beitrag As more Americans adopt AI tools, fewer say they can trust the results Source: https://techcrunch.com/2026/03/30/ai-trust-adoption-poll-more-americans-adopt-tools-fewer-say-they-can-trust-the-results/