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, ...

After a 20-year career focused on the advancement of virtual care and digital health transformation in the healthcare provider industry, Elliott Wilson joined CDW Healthcare in 2021 as a member of its ...

Broadcast live from New York City, the annual “Christmas in Rockefeller Center” tree lighting special celebrates the official beginning of the holiday season. This year, three-time Grammy-winning ...

With all the technology in our lives today, it can feel overwhelming trying to keep track of the apps we need to control the world around us. Chinese tech company UltraBar has spent the past few years ...