At the core of every AI coding agent is a technology called a large language model (LLM), which is a type of neural network ...

OpenAI's ChatGPT fell behind Google's AI chatbot on several key metrics following the launch of Gemini 3 in November (iStock) OpenAI is planning to launch its next-generation AI model earlier than ...

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Chinese AI startup’s release is a major update to its open-source model series, aimed at multi-language programming and ...

OpenAI CEO Sam Altman has declared “code red” at the company, refocusing all resources into improving the quality of its flagship product ChatGPT and delaying other initiatives, some of which are yet ...

The shoe is most certainly on the other foot. On Monday, OpenAI CEO Sam Altman reportedly declared a “code red” at the company to improve ChatGPT, delaying advertising plans and other products in the ...

The ChatGPT-maker is releasing its “best model yet” as it faces new pressures from Google and other AI competitors. OpenAI has introduced GPT-5.2, its smartest artificial intelligence model yet, with ...

What really happens after you hit enter on that AI prompt? WSJ’s Joanna Stern heads inside a data center to trace the journey and then grills up some steaks to show just how much energy it takes to ...

Multiple sclerosis is an autoimmune disease in which immune cells attack and destroy the protective myelin sheaths that surround nerve fibres, leading to neurological disturbances. After spinal cord ...

Figure 1: The TCR is specific for the HLA-DR2:MBP peptide complex. An Il-2 ELISPOT assay showed that approximately 0.5% of CD4-positive T cells in DR2/TCR double-transgenic mice and DR2/TCR/CD4 triple ...