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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, ...

Step by step tutorial on how to make a LEGO brick vending machine using standard LEGO bricks. This video explains the full build process, including the internal layout, simple input system, and manual ...

A LEGO birthday party is perfect for almost every kid because what kid doesn’t love LEGO? Plus there are so many LEGO themes you can customize the LEGO party ideas specifically for the birthday child.

Dragon fruit may help prevent diabetes, heart disease, and cancer due to its antioxidants. Eating dragon fruit can improve gut health by promoting the growth of beneficial probiotic bacteria. Dragon ...