You're probably already familiar with the SIM card, a tiny chip in your phone that connects it to your cell phone carrier of choice. For years, this chip was on a physical card that you could swap in ...

The way people communicate has always reflected how the world moves. From landlines to smartphones, every technological shift has changed how we work, travel, and stay in touch. Today, eSIM technology ...

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. I started my career with CNET all the way back in ...