This new 3D-printing pen draws with wood, copper, and bronze

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3Doodler’s 3D-printing pens have always had a lot of potential (who doesn’t want a souped-up glue gun that can draw 3D structures in midair?), but in our hands-on with the pens, their rough build quality means they come across more as toys than serious design tools.

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Block Spam Calls and TeleMarketers for Free on your iPhone

Apple supports something called CallKit, similar to the content-blocking API that allows ...

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