President Biden blocked the Nippon Steel's bid to buy U.S. Steel, the region's largest source of air pollution. What might that mean for air quality?

This story is part of our series, Wild Pennsylvania. Check out all of the other stories in the series here. Their nicknames are unpleasant — from “old lasagna sides” to “devil dog” to “snot otter.” ...

A natural gas well pad owned by Gulfport Energy exploded in the small community of Antrim just before 6 pm Thursday. It caught fire, leading the Guernsey County Emergency Management Agency to evacuate ...

Their nicknames are unpleasant — from “old lasagna sides” to “devil dog” to “snot otter” But the eastern hellbender is adored by many for their flat heads, wrinkled bodies and paddle-shaped tails.

Schools face many costs in educating students, but energy bills are some of the largest expenses. Now, a new state grant program that aims to save schools money through solar energy is open for ...