From satellites to elevators, the technologies that coordinate the on-demand economy also organize our sense of what kind of world is possible and desirable.

In co-located schools, sharing isn't just a lesson for the students. How do educators balance their institution’s needs with those of their neighbors?

Arrest sends New Yorkers down a complex path, away from their families, homes, and neighborhoods, oftentimes ending in jail. A drawing describes the spaces they encounter on the way.

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.

In the first installment of Shelf Life, Janet Parks, curator of the Avery Drawings and Archives at Columbia University, takes us through its architectural underworld, uncovering the collection's treasures.

Three supers of three very different buildings get into the nitty gritty of their work, helping us understand what it might take to make the city's ambitious Zero Waste vision a reality.

Three graphic novels dramatize the forces that shape the city, recasting old stories of good versus evil onto high-rises and streetscapes.

Artist Julia Jacquette and writer James Trainor discuss Jacquette's graphic memoir, Playground of My Mind, digging into the sandbox of their memories and a critical chapter in the history of New York City's public spaces.

Allison Henry explores seven proposals for the future of the Gowanus Canal.

Presenting the second of two runners-up in our Common Shares writing competition: Yen Ha brings us the story of a pair of strangers navigating the extremes of the sharing economy.