Abstract: I welcome you to the fourth issue of the IEEE Communications Surveys and Tutorials in 2021. This issue includes 23 papers covering different aspects of communication networks. In particular, ...

This tutorial shows you how to create cute and colorful crochet owl keychains, ideal for beginners! With simple steps and easy-to-follow instructions, you’ll make a charming owl that’s perfect for ...

In this tutorial, you'll learn how to create an adorable crochet Santa keychain, a perfect and easy Christmas gift idea! With step-by-step instructions, you’ll craft a festive, fun accessory that ...