Science

The company that owns Three Mile Island’s Unit 1 reactor will scale back its emergency planning starting in January.

When COVID-19 hit Pa. in March, universities shut down and suspended some lab work and field research. For environmental scientists, it's been a big change.

Some researchers say the main reason that millions of people are malnourished globally is that people lack the money to buy food, or because of war and political oppression.

The effects of Tropical Storm Isaias are hitting the Philadelphia region, bringing tornado and flooding threats.

It’s the latest in a years-long string of beach replenishment projects in New Jersey that have spanned all four coastal counties.

South Florida is emerging from the storm with relatively little damage, though local officials had braced for more serious damage including widespread power outages.

Drenching rain could bring flooding from the coasts as Tropical Storm Isaias moves into the Lehigh Valley region.

Worried about water quality in your stream? Plant a tree next to it, the DCNR says. Stream buffers reduce soil erosion and filter chemical runoff.

Forecasters with the National Weather Service said the biggest concern for the Philadelphia region is heavy rain that could lead to flooding on Tuesday.

It was the first splashdown by U.S. astronauts in 45 years, with the first commercially built and operated spacecraft to carry people to and from orbit.

This is the sixth vaccine candidate to join Operation Warp Speed's portfolio, and the largest vaccine deal to date.

More than 200 current and potential Superfund sites in Pennsylvania and New Jersey are at risk of flooding in the next 20 years due to sea-level rise.

NASA’s Perseverance rode a mighty Atlas V rocket into a clear morning sky in the world’s third and final Mars launch of the summer.

Shallow private wells near Shore are under special threat as seas rise.

Summertime brings the “nymph” phase of the invasive insect, a prelude to mature bugs this fall.