What Are Smart Cities. More than half the world's population already lives in cities, and the United Nations projects...
What Is Edge Computing and Why It Is the Future of Data
What Is Edge Computing. For decades, the formula for internet applications was simple. A user clicked a button, data...
What Is Augmented Reality vs Virtual Reality
What Is Augmented Reality vs Virtual Reality? You've probably experienced both without realizing there's a difference....
What Is Quantum Computing and Why It Could Change Everything
What Is Quantum Computing. Classical computers—the laptops, smartphones, and massive supercomputers that power our...
What Is Software as a Service (SaaS) Explained Clearly
What Is Software as a Service (SaaS)? You've used it today. You probably used it before you even got out of bed....
What Are Cookies on the Internet and Should You Worry
What Are Cookies. You visit a new website, and before you can read a single word, a popup demands your attention:...
How Search Engines Like Google Actually Work
How Search Engines Actually Work. You type a few words into Google, and in less than a second, it delivers millions of...
What Is a Web Browser and How It Loads Websites
What Is a Web Browser. You type a few words into the address bar, press Enter, and a fraction of a second later, an...
What Is an Operating System and How It Manages Your Computer
What Is an Operating System. You click an icon. A window opens. You type in a document. Music plays from the speakers....
How Password Managers Work and Are They Safe
How Password Managers Work. The average internet user has over 100 online accounts. Each one demands a password, and...
What Is Two Factor Authentication and Why It Is Important
What Is Two Factor Authentication. Your password is not enough. It doesn't matter how long it is, how many special...
How Hackers Steal Information and How to Protect Yourself
How Hackers Steal Information. The word "hacker" conjures images of a shadowy figure in a dark room, furiously typing...
What Is a VPN and When You Should Use One
What is a VPN. You connect to the coffee shop Wi-Fi and check your bank balance. You log into email from the airport...
What Is Cybersecurity and How It Protects Your Data
What Is Cybersecurity and How It Protects Your Data. Every morning, you unlock your phone with your face. You check...
How Voice Assistants Like Alexa and Siri Understand You
Discover how voice assistants like Alexa and Siri work. "Hey Siri, what's the weather today?" "Alexa, play my morning...
How Smart TVs Work and What Makes Them Smart
How Smart TVs work. Twenty years ago, a television was a simple device. It received broadcast signals through an...
How GPS Works and Why It Is So Accurate
How GPS works. You open a ride-sharing app, and a car appears at your exact curb. You navigate a maze of unfamiliar...
How WiFi Works and Why Your Internet Gets Slow Sometimes
How WiFi works. You're in the middle of a crucial Zoom call. Your boss is mid-sentence, and suddenly—freeze. The...
How Smartphones Actually Work Behind the Scenes
You pick it up a hundred times a day. You tap the screen, and instantly, a video plays, a message sends, or a voice...
What Is the Internet of Things (IoT) and How It Connects Your Life
Your thermostat knows when you are coming home and adjusts the temperature before you walk through the door. Your...