This $350 Oura Ring 4 Tracks Your Sleep. Is It Worth the Splurge?

The $350 Oura Ring 4 looks sleek and cool, and it may be useful for data-hungry health enthusiasts. But it failed this sleep-deprived parent.

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Hate Noisy Restaurants? Stick This in Your Ear.

Apple earbuds and others can help you hear dining companions. Here’s how to use them.

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How to Use Images From Your Phone to Search the Web

If you’re not sure how to describe what you want with keywords, use your camera or photo library to get those search results.

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How Technology and Loneliness are Interlinked

Technology and loneliness are interlinked, researchers have found, stoked by the ways we interact with social media, text messaging and binge-watching.

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How to Add Extra Security Layers to Your Phone or Tablet

New features in Apple’s iOS 18 and Google’s Android 15 can lock up apps with sensitive information and even hide them from view.

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Bluesky Is Turning Into a Strong X Alternative

Bluesky has a hint of the old Twitter magic, but the feeling of freedom it offers might be even better.

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Elon Musk Gets a Crash Course in How Trumpworld Works

The world’s richest person, not known for his humility, is still learning the cutthroat courtier politics of Donald Trump’s inner circle — and his ultimate influence remains an open question.

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Do Coding Boot Camps Make Sense in an A.I. World?

Coding boot camps once looked like the golden ticket to an economically secure future. But as that promise fades, what should you do? Keep learning, until further notice.

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How Trump Could Upend Electric Car Sales

Fewer people will be able to afford electric cars and trucks if President-elect Donald J. Trump and Republicans in Congress eliminate a $7,500 federal tax credit.

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An A.I. Granny Is Phone Scammers’ Worst Nightmare

Daisy Harris, an A.I.-generated English granny, has been stymying scammers with meandering, time-wasting conversations. But can she actually make a dent in the flood of fraud?

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