Science

Three species of shark use New Jersey’s coastal salt marshes as nurseries — the sandbar shark, the smooth dogfish and the sand tiger shark.

Eradicated in the U.S. for 60 years, the fly returned in June with new cases in Texas. It can infect any warm-blooded mammal.

Plymouth Township Council is speaking out after the developer of a proposed data center in Conshohocken challenged its zoning ordinance.

About 1 in 4 Pennsylvania families report difficulty paying their energy costs. One in 20 are carrying an average of $1,200 in utility debt.

The $125 million Innovate in PA 2.0 initiative aims to help startups grow, commercialize new technologies and keep life sciences companies in Pennsylvania.

N95 masks are designed to filter out the particles released during wildfires.

How science is used in criminal investigations — and what happens when it’s not as reliable as we might think.

The incident occurred during repairs of pollution control equipment at the refinery.

Tiny particulate matter from wildfire smoke can cause respiratory problems.

About three out of four U.S. residents say they want their elected officials to pass laws that tackle climate change.

Outdated sewage systems send raw sewage and stormwater through the same pipes, leading to flooding issues during heavy rainfall.

Tales of adventure from the wild — in search of lost and elusive species.