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3-D printing: What you need to know

3-D printing: What you need to know
Photo courtesy of MakerBot

Possibly one of the coolest of the many cool gadgets in Star Trek is the replicator. Imagine being able to get any item - or meal - you want, exactly the way you want it, with no trip to the store or waiting in line.

Need some clothes for a fancy date? They're ready in seconds and fit perfectly. Want a toy or musical instrument? No problem. Craving some comfort food? Just ask.

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Unfortunately, the Star Trek-style replicator probably won't ever happen - at least not for a long, long time. However, there's something close and it's already here.

I'm talking about 3-D printing, and it's going to change the world. Before I talk about that, though, let's get started with a little background.

Next page: A little background
 
 
 
 
 
 
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