The technical name for what is commonly called a brain freeze or ice-cream headache is sphenopalatine ganglioneuralgia; the pain is caused by the rapid cooling and rewarming of blood vessels (capillaries) in the sinus cavities above the roof of your mouth. | |
| AAA (short for Authentication, Authorization, & Accounting; a.k.a. AAA Protocol) is a system that tracks user activities on an IP-based network and controls their access to network resources. | |
| What We're Reading from Around the Web | |
| Besides the normal content of your documents in Word, there are also characters that don't normally display on the screen. In addition, Word uses several special characters for its own purposes, such as characters to indicate the end of a line or a paragraph. | |
| Microsoft added a hidden “Battery Report” feature to WIndows in Windows 8. Generate a report to see health information about your battery, how its capacity has decreased over time, and other interesting statistics. | |
| Your Mac has built-in anti-malware (or antivirus) functionality. It works an awful lot like antivirus software on Windows, examining applications you run and ensuring they don’t match a list of known-bad applications. | |
| Batteries don’t last forever — they only have so many charge cycles. As you use your battery, it will degrade over time and you’ll get less and less battery life from it. Eventually, you’ll want to replace a device’s battery — or get a new device with a new battery. | |
| You turn on your Android phone or tablet by pressing its power button — simple. If that button won’t work, your device isn’t necessarily broken — there are ways to bring it back to life. | |
| Meme pictures, recognizable photos with sayings applied over top, pop up everywhere from Internet discussion boards to email forwards. What’s the font that stands out so boldly on them and how do you make them? Read on as we answer a reader’s serious question about a not-so-serious topic. | |
| When laying out your document in Word, it's sometimes helpful to view multiple pages on the screen at one time, especially if you have a large monitor. Seeing multiple pages at a time allows you to get a sense of how your overall layout looks. | |
| Though you might not know it yet, there's a livestreaming revolution brewing just around the corner. As social media juggernauts like Twitter look past pre-recorded video and into the world of "live as it happens" streams, the apps that make it possible for users to instantly get moving images off their phones and into the ether are starting to flood in. | |
| iPhones and iPads are supposed to “Just work,” but no technology is perfect. If you’ve pressed the Power button and the screen won’t turn on or you see an error message, don’t worry. You can probably make it boot again. | |
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