AI Video Fakes Coup. Nemotron 3 Enables Long Contexts. AI Drives Carbon and Water Use. Adobe Sued Over Training Data.

The AI news for December 18th, 2025 Here are the details of the day's selected top stories: No, the military did not overthrow the government in France. Source: https://www.heise.de/news/Fake-News-ueber-Staatsstreich-Praesident-Macron-zuernt-Facebook-11118958.html?wt_mc=rss.red.ho.themen.k%C3%BCnstliche+intelligenz.beitrag.beitrag NVIDIA releases Nemotron 3: Hybrid Mamba models for autonomous AI agents. Source: https://the-decoder.de/nvidia-veroeffentlicht-nemotron-3-hybride-mamba-modelle-fuer-autonome-ki-agenten/ AI’s water and electricity use soars in 2025 Source: https://www.theverge.com/news/845831/ai-chips-data-center-power-water Adobe hit with proposed class-action, accused of misusing authors’ work in AI training Source: https://techcrunch.com/2025/12/17/adobe-hit-with-proposed-class-action-accused-of-misusing-authors-work-in-ai-training/