Learn how to create the popular 😂 Tears of Joy emoji using needle felting. This step-by-step wool art tutorial is fun, ...

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, ...

The Christmas tree is a wonderful and historic tradition that we don our homes with every Christmas to fill us with spirit and to lay our gifts underneath. However, it is the birth of our Lord and ...