Environment & Science

The Lehigh Valley is under a winter weather advisory from 5 a.m. to 5 p.m. Thursday for a mix of snow, sleet and freezing rain.

Many of the Lehigh Valley's tree farms are already sold out for the season, and farmers say the shortage shows no sign of easing any time soon.

A professor at Lehigh University breaks down what a recent, and historic, breakthrough in fusion ignition might mean for the future of clean energy and the potential student interest in the topic.

Love it or hate it, Lehigh Valley residents will likely see a wintry mess from a significant coastal storm coming later this week. Get the latest on timing, expected precipitation and more.

Marley Wait, of Macungie, is a cadet at United States Military Academy West Point. She was named one of the 40 students to win a prestigious Marshall Scholarship to support her studies when she graduates this spring.

Forecasters say where the storm tracks is going to be key to what we get in the Lehigh Valley, as well as the transfer of energy from the primary storm system to a secondary system. That will produce a coastal storm that will likely impact the area Thursday into Friday as it tracks north along the coast.

The real specimens that will be on display at Da Vinci Science Center are designed to compare and contrast healthy bodies and organs with those that are diseased, with an emphasis on common ailments along with cardiovascular issues and dementia.

PennDOT will spend millions of dollars to start construction on major transportation projects including bridges, traffic circles, milling, paving and patching roadways and updating interchanges.

Is there rain and wind, or something more interesting in store for the Lehigh Valley in the coming days?That’s what readers are wondering as a parade of storms begins to roll through the region.

While Monday will bring mostly sunny skies and dry weather to the region, meteorologists are tracking a series of storms that will make for a mostly soggy week in the Lehigh Valley — with a question of wintry weather by week's end.

Up until a few years ago, some municipalities used wastewater from oil and gas drilling as a cheap way to keep dust down on unpaved roads. Several state lawmakers would like to allow the practice again.

BETHLEHEM, Pa. - Flood waters took the life of the father of a Moravian University student Wednesday as he was heading home from a college volleyball…

Emergency teams in Northampton County are in “recovery mode” following multiple water rescues, road closures and power outages throughout the county.…

Pennsylvanians may see rivers and streams hit their high water levels in the next few days. State officials are still tallying the damage from Tropical Storm Ida, but they say the commonwealth could be in for more flash floods in the future.

Tropical Storm Ida passed through our region Wednesday, dumping up to 8 inches of rain in some places.

Rescue crews made thousands of water search operations in Pennsylvania Wednesday as Tropical Storm Ida dropped up to 8 inches of rain across the state.

The father of a Moravian University student was found dead Thursday after a water incident Wednesday evening.

Three people were killed in Montgomery County after severe storms from Hurricane Ida hit the region on Wednesday.

A Lehigh Valley man is heading south to assist with Hurricane Ida relief efforts. The Red Cross volunteer boards a flight Tuesday and will help distribute supplies when he gets to the devastated area.

Much of the state is under a flash flood watch as the remnants of Hurricane Ida travel to the northeastern United States.

The U.S. Department of Energy held an online public meeting on Tuesday to find out how frontline communities in Appalachia are impacted by the growing ethane and petrochemical industries. Ethane is a byproduct of natural gas development and can be used to make plastics.

Despite piping hot August temperatures, artist Sarah Karess is hard at work on the mural at the Allentown Transportation Center.