What Is A SIM Card (And What Comes Next)?

A Subscriber Identity Module (SIM) card is a chip inside most modern cellular phones that stores information your phone needs to communicate with your carrier’s cell towers. SIM cards come in different sizes and if you were to remove the SIM card from your phone you wouldn’t be able to text, call, or access anything on the internet.

How to Spot a Fake Facebook Page

There are a lot of fake Facebook pages out there. At best, they waste your time and maybe try to sell some ads. At worst, they try to scam money and personal information from you. Here’s how to spot them.

How to Share Large Files Over the Internet

You’ve got a file to share—a huge document, video presentation, or set of images. You can’t just email it, because you’re running up against your—or your recipient’s—email size limit. Here are several ways you can share large files over the internet.