Health & Science

Recent unseasonably warm weather has lured some frogs out of hibernation early. Herpetologists worry what that might mean for them — and other animals.

The 10 hospitals that took part in the collaboration were scattered all over Colorado.

As a note to listeners, some of the sounds contained in this story may be disturbing.

Federal regulators have effectively denied a request to reconsider their approval of the planned PennEast Pipeline, the agency’s critics say.

The red knots stop for nourishment along the Delaware Bay on their annual journey from Chile to the Arctic.

Hundreds of Delaware women who receive services on the state-funded Mobile Health Screening Van may have to seek other providers if the state decides to cut its funding.

Philadelphia is in the midst of a debate about "safe-injection sites." Those opposed found voice in state Attorney General Josh Shapiro, but his statements are ill-informed.

When the policy change takes effect March 1, many covered under its health insurance plans will be able to obtain the drug at no cost.

Sunoco said Thursday it aims to begin operating its Mariner East 2 pipeline across southern Pennsylvania by the end of the second quarter of this year.

Maybe you just want to see penguins or icebergs, but visiting the South Pole also means transforming the landscape — and adding to your carbon debt.

Communities along Canada’s western coast combine conservation and tourism to create jobs that line up with their cultural values.

Tourists once flocked to El Yunque National Forest. After landslides of hurricane damage in 2017, work crews are sweating to reopen it.

Nearly 50 people gathered at the West Philly Library on 52nd Street to talk about mental health in the black community.

Speaking to hundreds of refinery workers, Cruz railed against the federal program known as the Renewable Fuel Standard (RFS), while the workers cheered.

As Philadelphia mulls opening what could be the nation’s first safe-injection site, questions swirl about its location. Researchers are trying to figure that out.