Environment & Science

Will the Lehigh Valley see a white Christmas? It could happen, forecasters say, but there's a larger concern from a very 'complex' storm that's taking shape — and coming this way.

The annual tradition for many doubles as a science fair you can take part in.

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.

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.

Pennsylvania’s environmental regulator is levying an $85,666 penalty against Sunoco for issues with its Mariner East project in four counties last year.

If you’re planning a visit to a national park, you’ll need to pack a mask even if you’ve been vaccinated against COVID-19.

More than a dozen city leaders, including the mayors of Lancaster, Lebanon, York, Philadelphia and Pittsburgh, are calling on Congress to pass the Parks, Jobs and Equity Act.

A “Code Orange” air quality alert is now in effect across the Lehigh Valley.

Tucked into the latest state budget agreement is tens of millions of dollars in new sales tax breaks for companies that build and run server farms known as data centers.

About 37% of ticks in Pennsylvania are the kind that carry Lyme disease, according to the Tick Research Lab of Pennsylvania at East Stroudsburg University.