Urban dwellers who live in informal city settlements have limited access to basic services, and many of them don't own the land they live on.
Governments should change their approach by deepening collaboration with citizens to ensure delivery of urban infrastructure
Development should not be pursued at the expense of the very people who helped to create value and meaning in the city.
Some parks reduce violence in the local vicinity. Other parks attract crime. The difference has to do with how these urban green spaces are designed, programmed and managed, experts say.
Canadian researchers have mapped smart city technologies throughout the country. The interactive map is intended to inform urban residents of the locations of technologies that may affect privacy.
Run, leap, scramble...it's parkour! Science can help you run up walls more efficiently, and chose the best way to land from a height.
We see the daily commute as a waste of time. But there's another way to see the experience: a whole life in the events and memories we form during these journeys, which change us as human beings.
The challenges facing town centres and high streets are intensifying.
London should be one giant pigeon cemetery, but you rarely see the bodies.
In an increasingly urban world, trees can make a major difference. One study found that, for every dollar invested in planting, megacities saw a $2.50 return on their investment.
Recent urban disasters in Ethiopia and Mozambique resulted in high female mortality, which was been largely ignored.
The vitality that defines central Melbourne today did not emerge overnight. Rather than being born of one grand vision, it's the result of many astute, incremental changes that revitalised the city.
Understanding population density takes more than just arithmetic – that's where mapping can help reveal which countries and cities are really getting cramped.
Low-density suburbs can cause social isolation that's harmful for individual and community well-being. But research confirms we can plan neighbourhood centres so they become vibrant social hubs.
Movies often portray the city as a dystopia, particularly in the 'neo-noir' genre, which explores postmodern themes. TV shows and ads present an altogether sunnier picture of life in the city.
Millions of Americans rely on public transit to get to school, work or stores, but many can't get the service they need. 'Uberizing' transit by offering more options on demand could fill the gaps.
The physical segregation of cities has a crucial role in poverty and access to public services.
Coffee and sex are both highly marketable commodities. But who would have thought that the capital of one of Latin America's most socially conservative countries would combine them in its cafes?
Research shows tranquility can help to boost levels of relaxation, reduce stress and even provide pain relief.
Research shows planners and built environment professionals have surprisingly poor knowledge about how cities might harm mental health. The good news is that simple steps can make a big difference.