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From Arctic Stone to Aluminum Skies: Cryolite, Philadelphia, and the Geometry of Industrial Power
History

From Arctic Stone to Aluminum Skies: Cryolite, Philadelphia, and the Geometry of Industrial Power

Philly’s former ties to Greenland run deep. Christopher Dougherty distils the complex history of a mineral-rich connection

Cunningham Piano Gives a Final Goodbye to Philadelphia
Preservation

Cunningham Piano Gives a Final Goodbye to Philadelphia

The legendary company’s last outpost in the city has officially closed

John T. Morris Takes Pictures of Port Richmond with His Kodak. It’s 1889.
Photography

John T. Morris Takes Pictures of Port Richmond with His Kodak. It’s 1889.

A 19th century industrialist captures daily life with his point and shoot camera

A New Public Park Brings Bridesburg Back to the River
City Life

A New Public Park Brings Bridesburg Back to the River

The opening of Borski Park will reconnect residents to a waterfront cut off from recreation for decades

Places Lost: Spring 2025
Preservation

Places Lost: Spring 2025

The Preservation Alliance for Greater Philadelphia highlights demolished buildings with its quarterly list, Places Lost

Behind the Facade: the AJ Holman Building and a Man of the City
History

Behind the Facade: the AJ Holman Building and a Man of the City

The life of publisher Andrew Holman was as convoluted and contradictory as the city itself. Historian Zachary Matusheski peels back the layers of this complicated Philadelphian

Cristo Rey Sees the Light in Solar Technology
Architecture

Cristo Rey Sees the Light in Solar Technology

A Catholic high school in North Philadelphia embraces renewable energy

Ships Ahoy! New Vessel Construction at the Navy Yard Signals a Historic Revival
History

Ships Ahoy! New Vessel Construction at the Navy Yard Signals a Historic Revival

Marked by historical cycles of boom, bust, stagnation, and innovation, Philadelphia ship building is alive and well


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