Cell phone texgnologie and it's working and names

Mini CNC Laser Wood Engraver and Laser Paper Cutter.: This is an Instructables on how I made an Arduino based Laser CNC wood engraver and Thin paper cutter using old DVD drives, 250mW laser. Playing area is 40mm x 40mm max.Isn't it fun making a own machine out of old things?

Wondering how RAM affects your gaming PC and what kind of RAM you should buy? Here's an explanation of RAM for gamers.

Your phone might not work when you take it abroad. This is due to the different mobile cellular frequencies used around the world.

Planning to buy a new keyboard? Need one that is comfortable and reliable, or just cheap? Here's how to choose a new keyboard.

Tired of slow or spotty internet? Check these things that could be slowing down your home Wi-Fi network.

How long do your headphones last? If they're breaking too quickly, here's why and what you can do to prolong their lifespan.

How can ebooks cost more than paperbacks? The pricing makes no sense! Here's the answer to this burning question.

Get the latest tech news that matters in the tech podcast for technophobes, looking at iPadOS, grammar tricks and more.

Have you ever come across the JAR file type? Here's what that is and how to open JAR files in Windows 10.

Guided Access on iPhone and iPad lets you limit your device to one app and block distractions.

Thinking about switching from console to PC? Here are some of the biggest differences between gaming on PC and console.

Planning to upgrade your PC or laptop? You've probably asked "What motherboard do I have?" Here's how to find out.

Looking for a controller to give you the edge in fighting games? Here's how an arcade (or fighting stick) beats a game controller.

Computer CPUs have a home: the socket. If you plan to upgrade, you need to understand how the CPU connects to your motherboard.

If you're new to the world of Chromecast, we're here to help by explaining how to use Chromecast on a range of devices.

If technology has you confused, this is the place to be. We’ll do our best to break down complex topics, and convey them in a way everyone can understand.