Environment & Science

How much snow is coming this winter? Model ensembles and long-range outlooks are starting to yield some clues.

Officials at Jacobsburg Environmental Education Center on Wednesday held their annual "Monarch Madness" tagging event. Four male and two female monarchs were tagged.

Just days away from the official start of fall, forecasters say the Lehigh Valley will see a long stretch of dry weather and seasonal temperatures ahead.

Residents can anticipate a flood watch in effect for a significant portion of the area Tuesday night and throughout Wednesday, as heavy rainfall from showers and thunderstorms is expected.

Leaf-peeper season is right around the corner. Here's when to be on the lookout for pops of brilliant yellows, oranges and reds across the landscape.

Kathleen Covalt, who teaches online classes through Northampton Community College for adults interested in learning about unidentified anomalous phenomena, or UAPs, said there's hope for future disclosures.

A stalled front will take a parting shot at the Lehigh Valley on Monday, bringing additional showers, thunderstorms and possible downpours, forecasters say.

Sunday could be mostly a washout, with showers and the potential for heavy rainfall in the forecast throughout the day. Things are looking up, though, for later in the week.

The 17-year-old Allentown Central Catholic senior has been monitoring the creek's surface lead concentrations, and plans to continue researching.

Take a look at stories that ran throughout the week of which we are most proud, had a profound impact on readers or that you might want to look at again.

More than three dozen law enforcement professionals from the Lehigh Valley and beyond took part in the first training at the newly opened Joni Berner Esq ‘75-Expert Witness Training Center & Crime Scene Laboratory.

This month is a peak time to view comets in the nighttime sky. "Watching the Skies" host Brad Klein and Bethlehem's "Backyard Astronomy Guy" Marty McGuire review what astrological visitors to keep an eye out for as they pass through Earth's backyard.

A group of demonstrators called on Congress Friday to permanently protect the Arctic from drilling, as well as drum up support from Lehigh Valley residents.

“Creating a Micro-Forest: A Step by Step Guide" is available free on the city's website. Officials said it's a tool to help municipalities, schools or other organizations interested in building a micro-forest.

A wind advisory goes into effect at 10 a.m. Friday for much of eastern Pennsylvania and northern New Jersey, as strong westerly winds sweep through the region.

A strong storm system will bring gusty winds and heavy rain to the Lehigh Valley beginning late Wednesday night and into Thursday, forecasters say, with the look and feel of a nor'easter.

Opponents of the Easton Commerce Park project, particularly the plan to move a tributary on the property, had a chance to voice concerns to the Easton's Zoning Hearing Board on Monday night.

A little more than a month into Pennsylvania’s fall foliage season, both Lehigh and Northampton counties are predicted to be at peak color.

This week, a rare interstellar comet is passing through our solar system. It was detected by an array of telescopes designed to warn astronomers should a comet be on a collision course with Earth.

Lehigh University hosted a symposium examining ways to bolster electric and water systems to cope with the demands of data centers. Getting it right could mean hundreds of new jobs — and a place leading the next generation of technology infrastructure.

Easton celebrated renovations to Centennial Park on Friday afternoon, highlighting new equipment, a walking track, and a revamped basketball court.

Easton's sustainability coordinator and chair of the Environmental Advisory Council gave a presentation on the benefits of a Dark Skies initiative at city council's Wednesday meeting.