Fingerprint unlock is now a standard feature in smartphones, but what’s actually going on when you put your finger on the scanner? Here’s how fingerprint scanners work.
Brain-Computer Interfaces: What Are They and Why Are We Hearing About them Now?
The concept behind brain-computer interfaces is fairly basic. Using the neurons and electrical signals in the brain, we can control things with our thoughts.
What Does “4K” Mean for Televisions?
You may have seen the term “4K” when shopping for a TV. Many people are confused by this term. So, what is 4K, and what does it mean for your TV?
How Amazon Alexa Isolates Wake Words
The Amazon Echo is only able to record voice commands after the wake word. Learn how Alexa recognizes the wake word amid the background noises in your home.
The Anatomy of a QR Code: How QR Codes Work
How QR codes work is by conveying information through a graphical code of black and white pixels. It can also be decoded even if parts of the code are unreadable.
NFC vs Bluetooth: What’s the Difference?
NFC and Bluetooth both provide reliable communication between devices over short ranges. That is the only similarity. Beyond that, they are very different.
What You Need to Know About UFS 3.0 Storage
A lot of the high-end smartphones today are already running the Universal Flash Storage (UFS) standard. Find out what UFS 3.0 brings to the table.
It’s Not Just GPS: We Have Six Global Navigation Satellite Systems, and They’re Getting Better
GPS is not the only positioning system around. There are several other global navigation satellte systems that your phone can access.
How Does the Apple Credit Card Work?
If you’ve used Apple Pay before, you already have a good idea of how the Apple Credit Card works, since it’s just a card optimized for use with iPhones.
USB Power Delivery Explained
USB Power Delivery is designed to be a single charging standard that provides a safe and efficient way to push the limits of voltage and current to devices.
What Is a VPN, and Why Do I Need One?
A VPN is currently the best way to protect your device from hacking, DNS/IP address leaks and ISP surveillance. Learn what a VPN is and how it can protect you.
Which Allocation Unit Size Is Best for Your Drive?
If you’ve ever formatted a hard drive or USB thumb drive, you might have seen the “Allocation Unit Size” setting. What is this, and can you change it? Let’s find out.
How Modern Video Compression Algorithms Actually Work
Modern video compression algorithms aren’t the same as the image compression algorithms you might be familiar with. Here’s how video compression works.
RFID Blocking Wallet: Are They Useful?
Thieves can easily steal information from your credit cards if the card has an embedded RFID chip. This is where an RFID blocking wallet is useful.
What Is a Time-of-Flight Camera and How Does It Work?
You’ve probably noticed that many flagship phones nowadays come with a time-of-flight camera. But what is a time-of-flight camera, and how does it work?
How to Buy Bitcoin
While the inner mechanisms of cryptocurrency are complex, buying and using it is actually very easy. Here is how you can buy bitcoin and start using it.
What Is Serverless Computing?
Serverless computing is a new trend that allows developers to host their apps and websites without having to run or maintain a server. Find out how it works here.
Are Dark Themes Really Better for Your Eyes and Battery?
Using a dark theme is said to be better for eyesight and battery life; how accurate is this? Here we will debunk the myths about dark themes.