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, ...

Every day of the past year seemed to bring a new beauty launch, making it hard to tell exactly which debuts were worth paying attention to, and which were simply more noise. Thankfully, after a year ...

If you want to maintain a sun-kissed glow on your face year-round, knowing how to use bronzing drops comes in handy. It’s a quick step that fits into your morning skin care routine and can easily ...