Announcing the winner of our Fuzzy Math writing competition: Steven Higashide imagines a near future in New York, in which a new City agency — the Department of Externalities — monitors and evaluates the social and environmental effects of everyday actions.

In a filmmaker's depiction of a diverse, family-oriented Williamsburg community, viewers are served ingredients that commingle to form a lingering sense of loss.

An in-depth look at a fast-changing Brooklyn neighborhood and the actors and strategies behind its transformation.

We are all to an extent on display to each other, but we pretend not to notice, and do not to attempt to bridge the narrow spatial but chasm-like psychological gaps between buildings.

Three student videos investigate borders and urban transitions along 58th Street in Manhattan, aboard the Staten Island Ferry, and within the Hub in the Bronx.

Architectural historian Gabrielle Esperdy takes us on a journey from the Manhattan Bridge to Jamaica Bay, revealing the layers of urban history in one of Brooklyn's oldest and most important streets.

A book about the Internet's physical infrastructure inspires a closer look at how fiber optic cables are woven — literally — into the city's fabric.

David Vega-Barachowitz traces the origins of our entrenched notions of how streets should be used, and suggests an alternative future built on an ethic of shared responsibility and common sense.

In the final selection from the Unfinished Grid Essay Competition, Annie Choi takes us on a neighborhood stroll that reveals the grid's subtle influence on our everyday experience of the city.

A fresh and cheerful journey through an under-explored but ubiquitous aspect of our urban environment: the window air conditioning unit.