Cities should make the lives of their residents easier and better. Implementing changes that do not serve the citizens would be a mistake. That is why city leaders should encourage citizens to participate in making decision about the city’s future. A good example of this is how city of Minneapolis updated its

Construction companies have taken 3D printing technology to the next level. They have started using it to construct houses, offices, bridges and more. How will this new construction method help cities and their residents? 3D printing of a building looks similar to 3D printing of smaller objects: a robots applies layer after layer of material until the