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Discover how to build your own DIY laser pointer that connects to your smartphone's headphone jack and is controlled via an app. This step-by-step guide covers preparing the audio jack, soldering the ...

Katherine Haan, MBA, is a Senior Staff Writer for Forbes Advisor and a former financial advisor turned international bestselling author and business coach. For more than a decade, she’s helped small ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. We’re all different when it comes to upgrading our phones. Maybe ...

Every year, new smartphones come out with appealing but nominal upgrades. If you want to get off the upgrade hamster wheel, here are six ways to make your phone last as long as possible → Photo: ...