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, ...

December 25, 2025 • The Justice Department said Wednesday that it may need a "few more weeks" to release its records on the late sex offender Jeffrey Epstein after discovering more than a million ...

In today’s connected world, access to technology is central to the way we operate, and it is fundamental to a more accessible future. Through tech innovation, together, we can empower people across ...