Engineering

Cooling without pumps: New measurement data for modular reactors

Passive cooling systems for nuclear power plants operate without pumps or electricity: They rely solely on physical effects such as density differences to dissipate heat. Researchers at the Paul Scherrer Institute PSI have ...

Energy & Green Tech

Copper cold plates could slash data-center energy usage

Mechanical engineers have designed a more effective and energy-efficient technology for cooling computer chips. Published in Cell Reports Physical Science, the researchers used a mathematical algorithm and advanced 3D printing ...

Security

Your conversations with AI may not be as private as you think

A study conducted by researchers at IMDEA Networks Institute has revealed that ChatGPT (OpenAI), Claude (Anthropic), Grok, and Perplexity AI use different types of trackers from Meta, Google, TikTok and other companies, potentially ...

Machine learning & AI

ChatGPT has a goblin problem. It's bigger than an AI quirk

Starting sometime in November, people who used ChatGPT began noticing some peculiar behavior: the AI chatbot would not shut up about goblins. So, OpenAI, the company behind the chatbot, began looking into it.

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