How ByteDance Made China’s Most Popular AI Chatbot

When Chinese AI startup DeepSeek became a global sensation in January, it not only shocked Silicon Valley but also startled ByteDance, TikTok’s parent company. The Chinese tech giant had already launched Doubao, its own flagship AI assistant app with tens of millions of users. But when DeepSeek became the best-known Chinese AI company overnight, no…

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10 Best Ranges of 2025, Lab-Tested and Reviewed

In fact, the most expensive ranges are not always the best buy, according to our tests. “We often find that price is no indicator of performance,” says Kenneth Sutton, who leads CR’s range testing. “We have some in the mix for $1,000 that perform better than models costing $5,000.” And that applies to those pro-style…

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14 Best Fitness Trackers (2026), Tested and Reviewed

Other Fitness Trackers to Consider Photograph: Adrienne So Garmin Instinct 3 for $400: Garmin’s Instinct line doesn’t have as many high-end features as the Fenix 8, but it’s popular because it’s cheaper and it has a cool, chunky retro aesthetic that I love. This year’s updates include the built-in flashlight and a new reinforced bezel,…

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Minnesota Sues to Stop ICE ‘Invasion’

The State of Minnesota and the cities of Minneapolis and St. Paul on Monday filed a sweeping federal lawsuit to halt what they call an unprecedented and unlawful surge of US federal agents in the Twin Cities, arguing that the deployment amounts to a constitutional violation and a direct threat to public safety. The 80-page…

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Best Travel Strollers

If you’re traveling with an infant 6 months old or younger, you’ll need a stroller that fully reclines because your infant is likely to spend a fair amount of time sleeping. That means the stroller has a seat that lies completely flat or comes with a newborn bassinet attachment. Whether you’re traveling by car or by…

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A Single Poisoned Document Could Leak ‘Secret’ Data Via ChatGPT

The latest generative AI models are not just stand-alone text-generating chatbots—instead, they can easily be hooked up to your data to give personalized answers to your questions. OpenAI’s ChatGPT can be linked to your Gmail inbox, allowed to inspect your GitHub code, or find appointments in your Microsoft calendar. But these connections have the potential…

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