Health & Science

Fentanyl, many times stronger than heroin, was responsible for a surge of drug overdose deaths in Philadelphia last year.

In Philadelphia, not having a safe, stable place to live prevents parents whose children have been placed in foster care from regaining custody 40 percent of the time.

Since the state established a lead abatement program in 2004, more than $50 million has been diverted from its fund toward other uses.

The FDA is increasingly green-lighting expensive drugs despite dangerous or little-known side effects and inconclusive evidence that they curb or cure disease

New Jersey beachgoers can swim comfortably as of early this week, a striking contrast to this time last year.

As Mona Hanna-Attisha began reviewing her patients' medical records, she noticed the percentage of children with elevated lead levels had increased after the water switch.

Dave Heller and Derrick Pitts, chief astronomer at the Franklin Institute, discuss efforts to peer all the way back in time and space wit ...

There's a shortage of primary care providers. University of Pennsylvania is testing a model, using Medicare funds, to train more nurse practitioners.

Eastern Pa., New Jersey and Delaware have seen a rise of about 2 degrees.

"They are asking a lot of questions," she says. "They are investigating one's life from head to toe."

A dangerous invasive jellyfish continues to move south along internal Jersey Shore waterways. The clinging jellyfish, packing a po ...

Those who overdosed were at a much higher risk of death the following year from drug use-associated diseases, HIV, chronic respiratory diseases, viral hepatitis, and suicide.

Officials say supplies have fallen below the three-day inventory.

The first known case of the Keystone virus has been identified in a 16-year-old boy after a year of tests and analysis.

A new study finds climate-damaging methane emissions from the U.S. oil and gas industry are nearly 60 percent higher than Environmental Protection Agency estimates.