Yes, you can actually make cell phone calls with your Arduino now. The real star of this build is the new GSM Shield library.

The fact that you can build a cellphone around an Arduino is pretty neat. But we’re drawn to this project more as a testament to the advancement of hobby electronics. An [Average Joe] can bui… ...

The Arduino gets a Bluetooth attachment and a set of code. Then you'll need Android Meets Robots, an app that lets you pair voice recognition with any Bluetooth module.

But Mellis wants to change that. “Making a cell phone seemed exciting but also challenging–which I thought would reveal more about the possibilities and limits of DIY practice,” he says.

Have an ancient cell phone sitting around? Tinkernut shows you how to make use of it by turning it into a smartwatch with an Arduino brain.

If you've ever wanted to make a cellphone for yourself out of parts from the likes of hack-friendly Aduino, now is the time. Though you're not going to be winning any beauty contests with this ...

This one caught my eye on twitter - a Redditor has converted a 1961 Western Electric Model 500 telephone into a rotary cell phone using Arduino.

Arduino Powered Phone Kit Offers DIY Handset Design by Seth Colaner — Friday, March 15, 2013, 03:20 PM EDT Comments ...

Nordic Semiconductor has announced that wireless startup 'Open Source RF' has launched on KickStarter.com the world's first 'Arduino' compatible open-source micro-computer that can communicate ...

London-based roboticist Evangelos Georgiou wants to offer an open-source platform for helping Arduino hobbyists take their projects mobile, thanks to a remote controlled robot called the RK-1 that ...

This one caught my eye on twitter - a Redditor has converted a 1961 Western Electric Model 500 telephone into a rotary cell phone using Arduino.