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, ...

Iris Samuels is a reporter for the Anchorage Daily News focusing on state politics. She previously covered Montana for The AP and Report for America and wrote for the Kodiak Daily Mirror. Contact her ...

Eye color can be changed temporarily with cosmetic options like colored contacts or makeup, and permanently through surgical procedures. Surgical eye color changes come with risks like infection, ...

Traumatic iritis is inflammation of the iris caused by an eye injury. Symptoms include eye pain, blurred vision, and a ring of redness around the iris. If left untreated, traumatic iritis can lead to ...

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