Business travel means traveling to foreign countries that work far different from the US. Having cheap internet access can make a lot of things, from navigating a new city to sending emails, a lot ...

SIM cards have become a universal aspect of modern smartphone usage, but the technology and meaning behind the name dates more than three decades.

These two ways of connecting your phone to a cellular network are very different. We tell you about each and how you can switch from one to another.

Another hint has surfaced that Apple is preparing to eliminate the physical SIM card tray from iPhones in more countries this year. In particular, a source familiar with the matter has informed ...