The SIM cards that fit into those tiny slots in your cell phone and tell your cellular network to whom your calls are to be charged come in four different sizes. With the only real difference between ...

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So let’s say you’re really excited to get a new iPhone 5, but unlike the average buyer, you’re getting an unlocked one straight from Apple, and you’re champing at the bit to bring it to your carrier.

Want to squeeze your current SIM card into your brand new iPhone 5? Check out our DIY guide to find out how. Katie Collins Principal Writer Katie is a UK-based news reporter and features writer.

Germany's Deutche Telekom has begun distributing nano-SIM cards to its partners ahead of the anticipated launch of Apple's next-generation iPhone. Apple's next-generation iPhone is rumored to feature ...

The battle over next-generation nano-SIM card technology intensified after Apple sent a letter to the director general of standards organization ETSI, saying its proposal will be royalty-free, ...