An artist and a historian talk trees: What they mean, and what it takes to get city-dwellers to see them clearly.

What’s lost when the value of city trees is reduced to the “environmental services” they provide?

From deadly explosions to silent climate warming emissions, the contemporary troubles of the city's gas infrastructure have roots in the tumult surrounding its installation more than a century ago.

Paint-scribbled sigils mark the spots where pipes bear natural gas — more now than ever — to stove tops and turbines. But what does this trend mean for public safety and climate change?

The city that never sleeps depends on 396,572 street lights. As bright white LEDs replace the familiar amber glow, what does tomorrow (night) hold?

For decades, city governments have pledged to clear neighborhood streets of crime and police abuse in the same stroke. But can community policing deliver on its promises?

Rising rents mark the “straightening” of gayborhoods like Greenwich Village. What role does queer presence play in cycles of urban redevelopment and displacement?

Young residents of Brownsville, Brooklyn, look for safety amidst persistent poverty and crime, as well as community organizations determined to change the neighborhood's narrative.

The city's plans call for new borough jails to replace those at Rikers. A set of drawings examines land uses in the boroughs' civic centers to consider: Can New Yorkers accept jails as neighbors?

Vincent Meyer Madaus and Sebastian Bernardy look at the semi-public space between the sidewalk and the front door — and how residents satisfy their needs and fancies when space is scarce.