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 Book of Revelation is filled with prophetic visions of apocalyptic events. But if the astonishing conclusions of a Biblical researcher from Johannes Gutenberg University Mainz (JGU) are correct, ...

There are more than half a million words in the Oxford English Dictionary. Some trace their origin as far back as the 11th century. For centuries, linguists and academics have kept careful track of ...