OpenAI Offers a Peek Inside the Guts of ChatGPT

ChatGPT developer OpenAI’s approach to building artificial intelligence came under fire this week from former employees who accuse the company of taking unnecessary risks with technology that could become harmful. Today OpenAI released a new research paper apparently aimed at showing it is serious about tackling AI risk by making its models more explainable. In…

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First Drive: 2025 Toyota Crown Signia Hybrid SUV Shines

The Crown moniker dates back almost 70 years, making it the automaker’s longest-running model name. While absent from the U.S. market for about half a century, it has been applied to a series of regal sedans overseas for decades. Now the automaker is redefining “Crown” by applying it to a growing line of models that…

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Why You Still Need Sunscreen

In CR’s sunscreen tests, we use the Food and Drug Administration’s sunscreen testing protocol as a model. But as with all products, we do our own scientific, laboratory-based testing to identify differences in performance and give consumers a comparative evaluation. We buy sunscreens at retailers, the way consumers do, and test three samples of each…

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Popular Luxury SUVs to Avoid and What to Get Instead

That’s why it’s important to approach each new-car shopping experience with an open mind and use CR’s ratings to find the best-performing vehicles in the class and price range you’re considering. Our testing shows that some new cars outperform others you see on the road everywhere you go. Consumer Reports has thoroughly tested the models…

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