Environment & Science

The chemical odor at Sharp Packaging Solutions that sent 54 employees to the hospital on Friday remains a mystery.

A wind advisory is in effect from 4 p.m. Wednesday until 4 a.m. Thursday, with northwest winds 20 to 30 mph and gusts of 40 to 50 mph expected. PPL said its ready to respond.

It's going to be a wild and windy few days for the Lehigh Valley and the rest of the Mid-Atlantic region, forecasters say, with temperatures set to soar before a strong cold front arrives.

Brad Klein reviews the week’s astronomical highlights with Bethlehem’s "Backyard Astronomy Guy," Marty McGuire.

Temperatures will be a roller coaster this week, with Sunday's seasonably cool air giving way to a few days of spring-like temperatures but with a chance of rain.

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.

Even with temperatures set to surge next week, experts say Mid-March could see a pool of cold air spilling into the Lower 48, potentially unleashing cold, stormy conditions.

A bright meteor raced across the skies around 6:50 p.m. Wednesday, with people near the Lehigh Valley reporting the sighting.

More than 100 businesses, officials, organizations and environmental advocates statewide — including two from the Lehigh Valley — signed a letter to Shapiro arguing his economic development plan, “Pennsylvania Gets It Done,” fails to prioritize sustainable industries and instead doubles down on fossil fuels.

LANTA and UGI Energy Services have signed a three-year deal that will provide the transportation authority with compressed natural gas collected from landfills in eastern Pennsylvania.

A 4.8 magnitude Earthquake in New Jersey was felt throughout the Lehigh Valley Friday morning, but why is that? Meteorologist Matthew Cappucci helps explain how the ancient crust of the east coast played a part in the quake.

Looking to throw a solar eclipse party on Monday? Make sure you stock up on some of these awesome eats, including snacks, main courses, and plenty of sweets.

The Lehigh Valley will only see partial coverage during the April 8 solar eclipse. Those dedicated to seeing totality in its fullest are traveling outside of county and state bounds to do so.

DeSales University in Upper Saucon Township sent out a message saying it will reopen at 10 a.m. Thursday, but then reversed course and said the campus would remain closed due to the ongoing power outages.

The Lehigh Valley has posted nearly a month's worth of rain in the last three days, and well over eight inches since the beginning of March.

The school district informed the community it will dismiss all students early “out of an abundance of caution” ahead of the solar eclipse on Monday, April 8.

A lab dedicated to the treatment of hematologic cancers is now open in Allentown. A generous donation helped the cellular therapy lab come into fruition at HNL Lab Medicine.

As severe weather rakes the East Coast, the National Weather Service has issued a special weather statement for the Lehigh Valley effective Wednesday afternoon. A nor'easter is also expected as a secondary low redevelops off the coast.

Monday's solar eclipse will not turn the skies in the Lehigh Valley pitch black, Moravian University astronomy professor Gary A. Becker said. Just a bit wonky. The ideal time in the Lehigh Valley to view the eclipse is 3:24 p.m.

Crews are set to get to work this year on a project to restore Bogert's Bridge after years of fundraising and design work.

The National Weather Service issued the flood watch starting from 6 a.m. Wednesday through 6 p.m. Thursday as the region undergoes several days of rain.

Township Manager Doug Bruce said the plans set forth in the Lehigh Valley Priority Climate Action Plan for Transportation Decarbonization will “set a precedent for other regions to follow.”