At last, historians have charted the great "squirrel experiments" of the 1800s, which saved the humble creature from urban extinction.
Median incomes have been growing the fastest, however, in a very different part of the country.
Los Angeles is the latest city to consider a ban on providing meals to the homeless in public.
And other eye-popping comparisons.
Major urban areas are magnets for the uninsured, and the state politicians who turned down the Medicaid expansion are not the ones who will pay to treat them.
The "stop snitching" movement meets social media.
These initatives cannot substitute for reforms that address the root causes of concentrated poverty, budget shortfalls, and failing schools.
According to a new study, the Asian population is falling rapidly; and real estate prices are sky-rocketing.
And counting all of the people (and jobs) who have supposedly moved there.
Closed for over 20 years, SEPTA's old Spring Garden station has become a "mecca" for local graffiti artists and urban explorers.
Studying the role of shadow, sound, seating and more on Philadelphia's The Porch.
For one thing, consumers have no tolerance for risk.
As its value has risen, a growing class of criminals are focusing on stealing and selling used cooking oil.
In "Last House Standing," Ben Marcin shoots neighbor-less rowhouses surrounded by dreary, vacant lots.
A broad two-week crackdown on inter-city charters and vans.
Leigh Gallagher on her new book, The End of the Suburbs: Where the American Dream Is Moving.
A photographer from Philly wants to put your face on a billboard.
Where public payrolls still don't reflect the local population.