Health & Science

Philadelphia fluoridates its drinking water, but that’s not the case in many of the towns surrounding the city.

Drillers in Pennsylvania produced the highest volume of natural gas on record for a single year in 2020, despite the economic downturn fueled by the COVID-19 pandemic.

Lead poisoning prevention experts are calling on the state to fund remediation and testing.

Researchers looked at 10 months of data from more than 44,000 Medicare patients from 1,188 hospitals in 41 states and the District of Columbia.

Environmental groups are pressuring a York County food processor to fix problems at its wastewater treatment plant.

A colonoscopy might cost you or your insurer a few hundred dollars — or several thousand, depending on which hospital or insurer you use.

The Pa. Department of Health is working to hire a new company under an even pricier contract to take over its contact tracing program after it fired the previous company.

For thousands of years, humans have obsessed over Mars from afar. At first, maybe it was the fact that Mars stands out in the night sky b ...

NASA's rovers are labs on wheels, doing work on Mars, while being directed by scientists and engineers here on earth. How do they repair rovers from millions of miles away?

If or when humans get to the red planet, one of the next big questions is: What will they eat there? Would it even be possible to have a healthy or tasty diet?

The project is expected to triple the electricity coming in from the coastline.

During their final weekly COVID-19 briefing, state health officials said 69.8% of Delawareans have had at least one dose of the vaccine.

Vaccines may not be as effective for those who are immuno-compromised. Protecting them needs to be made a top priority, say researchers.

Social psychologist Devon Price on the "laziness lie" which has made Americans anxious, overworked, exploited and alienated. Their new book is "Laziness Does Not Exist"

Health experts say the Pfizer and Moderna COVID-19 vaccines are safe following rare incidents of heart inflammation, and that the benefits of vaccination outweigh the risks.