Grok, the chatbot developed by Elon Musk's company xAI, said it is fixing "lapses in safeguards" after social media users ...

AWS has announced the general availability of Amazon S3 Vectors, increasing per-index capacity forty-fold to 2 billion ...

The Pennsylvania Railroad (PRR)’s T1 class is famous for many reasons: being enormous, being a duplex, possibly having beaten ...

The first ThreatsDay Bulletin of 2026 tracks GhostAd adware, macOS malware, proxy botnets, cloud exploits, and more emerging ...

In 2026, contextual memory will no longer be a novel technique; it will become table stakes for many operational agentic AI ...

Mr. Witt is the author of “The Thinking Machine,” a history of the A.I. company Nvidia. He lives in Los Angeles. Dec. 20, 2025 When OpenAI released the pioneering artificial intelligence chatbot ...

The race to release world models is on as AI image and video generation company Runway joins an increasing number of startups and Big Tech companies by launching its first one. Dubbed GWM-1, the model ...

Amazon has announced a new family of frontier artificial intelligence models—and a new way for customers to build frontier models of their own. The ecommerce giant announced the second generation of ...

Surveying the state of America’s artificial intelligence landscape earlier this year, Misha Laskin was concerned. Laskin, a theoretical physicist and machine learning engineer who helped create some ...