WSJ Tech News Briefing

Plus: PepsiCo charges ahead with zero-emission trucks. And BYD reports rise in first-half net profit. Julie Chang hosts.

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Plus: competition in China’s food-delivery industry shows up in Alibaba Group’s results. And Dell Technologies raises full-year outlook amid strong AI demand. Julie Chang hosts.

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If a regular web search isn’t doing it for you, and even a generative artificial intelligence chatbot response leaves you wanting more — you could try “deep research.” Our personal tech columnist tried it out and breaks down how it works. But those queries come at an environmental cost. In a new report Google is detailing how much energy a single query uses. Julie Chang hosts.



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Plus: Best Buy posts surprise sales increase as consumer spending on electronics held up despite higher prices. And CrowdStrike swung to a loss in the second quarter. Julie Chang hosts.

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Plus: China’s BYD outsells Tesla in Europe again. And Taco Bell rethinks the use of voice AI at its drive-throughs. Julie Chang hosts.

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