The material flows that feed Manhattan's iconic public spaces reveal "reciprocal landscapes" whose fates are tied together by fertilizer, pavers, and planks.

The on-demand economy demands a lot from New York City’s streets. How might logistics better integrate with the city’s sidewalk ballet?

An indicator species in vinyl and metal, the streetside lockbox signals the rise of a short-term city.

Thousands of new rain gardens are soaking up stormwater across the city. As green infrastructure settles into the sidewalk, can we learn to love a sewer?

An artist and an artificial intelligence, trained on the data of 1,000 anonymous New Yorkers, follow a path forged by no one in particular.

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?