When US President Donald Trump tweeted that he wanted 5G, even 6G, in the US as soon as possible, social media didn't let him off the hook easily. Indeed, 5G is barely here today - how could we possibly be talking about 6G already? Curiously enough, however, 6G is a thing, and some people have already begun researching it.

According to Wikipedia, it refers to a negative and unpleasant emotional response to isolation. Often cascading into other psychological and physical problems, loneliness is not a light matter. And while it has been an issue for many millennia, we must ask ourselves: Are we becoming lonelier in the 21st century?

Artificial intelligence gets its fair share of bad rap, usually in the form of dire warnings. But AI is a tool, and whether it is used for good or evil, depends on who is using it. In this article, we look at AI and fraud, showing that AI can both help us protect against it, and help those who want commit it better.

Depression is a serious illness. More than "the blues," it is a mental condition that, if left untreated, can have serious consequences. It doesn't just affect one's activities in his or her daily life. It can result in severe mental and physical issues in the long term. And, for many people, it's a reoccurring disorder. And despite it being so common, we still struggle to fully understand it and treat it. Now virtual reality is helping us do both.

Exoskeletons exist all around us. Animals such as grasshoppers, cockroaches, and lobsters all have them. For them, exoskeletons provide protection and support, among serving other functions. What if we could allow human beings to experience the same benefits, while at the same time increasing their strength, precision, and power?

Our world is run by cities. Not only are they the locus of economic and political power, entertainment, and media, but they are also growing. And fast. Yet, there will always be a demand for a different lifestyle - away from the city. Today, we have suburbs and the countryside. But could there be a new type of residential area addressing a gap not yet filled? Welcome to high-tech eco-villages.

You can always dream big. But when you're a billionaire, you get to put plans into action immediately. That's what Jeff Bezos has been doing for almost 2 decades with Blue Origin. Recently, he unveiled his plans for the future of humankind, and they involve living space colonies, each 1-million plus strong.