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Should You Delay Your Morning Caffeine?

Q: I’ve heard that drinking coffee first thing in the morning can interfere with my ability to feel awake and can lead to an afternoon energy crash. Is that true? It’s an idea that has been popularized by online influencers: Avoid consuming caffeine for 90 to 120 minutes after waking up, they say, and you…

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The Ingredient That Unites My Favorite Salads

The summer after my freshman year of college, I bused tables at a restaurant by the water in St. Augustine, Fla. Parched and sticky with sweat, I watched one particular salad — huge, geometric chunks of watermelon and feta, stacked on a plate with basil — go to nearly every table. I cleared those plates,…

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Mark Zuckerberg is Popular Again Thanks to Meta’s Open-Source AI

When Mark Zuckerberg, the chief executive of Meta, announced last year that his company would release an artificial intelligence system, Jeffrey Emanuel had reservations. Mr. Emanuel, a part-time hacker and full-time A.I. enthusiast, had tinkered with “closed” A.I. models, including OpenAI’s, meaning the systems’ underlying code could not be accessed or modified. When Mr. Zuckerberg…

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What to Know About the Open Versus Closed Software Debate

Few debates have raged longer and more contentiously in the computing industry than one: Is “open source” better than “closed” when it comes to software development? That debate has been revived as companies like Google, Meta, OpenAI and Microsoft have diverged on how to compete for supremacy in artificial intelligence systems. Some are choosing a…

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