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, ...

Amanda Ogle is a writer for Southern Living covering travel, food and drink, and general lifestyle topics. She also writes product reviews across a range of topics, including travel gear, kitchen ...

This collection of handmade gift ideas for the family makes it easy to give something thoughtful and personal. With 40 creative projects for adults, teens, and kids, each idea includes a full tutorial ...