Inga Saffron

The Chester County public garden is preparing to open a major new conservatory building in November. It's a long way from Pierre du Pont's Victorian greenhouse.

Given the urgency of fighting climate change, PennDot needs to stop widening its highways to accommodate traffic and instead get more people to ride transit.

Comcast Spectacor has fired another salvo in the long-running public relations battle with the Sixers by proposing an alternative to an arena on Market Street.

The small liberal arts college in the Philadelphia suburbs has become a proving ground for the latest green technology.

Philadelphia can use historic districts to strike a balance between protecting its shared heritage and allowing the city to evolve.

Finding a good site for a dignified and welcoming Philadelphia bus station shouldn’t be so hard.

The challenge will be to upgrade Schuylkill Yards in a way that is equitable to everyone.

Chestnut Street is struggling to keep up with changing retail conditions, and Jefferson’s neglect is one the things holdings back the corridor.

While the plan won’t turn the stadium parking lots into a neighborhood overnight, it starts a discussion about how to use that wasted real estate for the kind of activities that make cities, cities.

Since enforcement began in July 2022, only five housing projects — with a total of 106 new apartments and fewer than 30 income-restricted units — have received permits within the restricted area.

The Biden administration promised to make urban highways less intrusive. So why is I-95 about to expand in South Philly?

The Celtics’ neighborhood, it turns out, is nothing like Market Street.

It took half a century to repurpose Philadelphia’s vast inventory of obsolete factory buildings. Now we can apply what we learned to office towers.

The Bellwether District will start construction on two warehouses this fall, paving the way for a logistics hub that could employ 19,000 people. No one knows yet how everyone will get there.

Paul Levy, the outgoing CEO of the Center City District, has stepped up to help Philadelphia try to acquire the land from Reading International.

Safeguarding history through development restrictions makes sense, but the city’s most beautiful neighborhoods should remain dynamic and welcoming places for all.

Philly should stop making bus riders suffer and build a new municipal station.

The project’s success shows that a Sixers arena isn’t the only way to revitalize the ailing retail corridor.

Charging stations in every cranny of the city will transform public thoroughfares as profoundly as street lights and underground sewers did a century ago.

While Mayor Kenney’s record on preservation is mixed, the number of historic districts in the city has increased dramatically over the last eight years.