Heat Meets the Cold Chain

New York City in the early 20th century was gripped with fear over a disease then known as “infant paralysis”: polio. An outbreak that began in 1916 affected 9,000 people and paralyzed 1,000 children before it was brought under control. At the time, there was not much parents…

Heat Meets the Cold Chain

Let There Be Luz

Huautla de Jiménez is a town of 35,000 in the southern Mexican state of Oaxaca. Four hours from the nearest city, it is not an easy place for people who do not live there to reach. That has not stopped outsiders from coming to visit the small town, which…

Let There Be Luz

Reinventing the Steam Engine

One look at a satellite image of the Earth at night reveals a lot about energy inequality in the world. Europe, the United States and the Middle East glow with bright lights. Japan is alight, and so are most of Southeast Asia, Southern Canada and the densely populated coastal regions…

Reinventing the Steam Engine