Environment & Science

A heat map generated from PennDOT crash statistics shows a high rate of collisions involving deer and vehicles — the Lehigh Valley included. Pennsylvania also ranked No. 3 overall for the likelihood of having an animal-vehicle collision.

Several Lehigh Valley residents reported witnessing a string of lights in the sky in the Allentown and Bethlehem areas on Saturday night, Sept. 16.

High pressure originating from the Great Lakes is shifting offshore on Sunday, paving the way for an approaching cold front and unsettled conditions.

The fellowship focuses on bolstering students who show interest and promise in leadership and social impact. Of the more than 44,000 applications submitted, only 4,000 were accepted.

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.

The mud-colored salamander–also known as a snot otter, mud devil, and Allegheny alligator–can grow to be two feet long, and can live up to 30 years.

This year's Bake Oven Knob Autumn Hawk Watch has so far recorded more than 1,000 migrating birds of prey, not including the dozens logged Thursday morning.

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.

The update on the damage from the severe flash flooding that struck on July 16 has seen more municipal and residential damage costs.

A completely dry stretch of weather is almost unheard of this time of year, said meteorologist Bobby Martrich of EPAWA Weather Consulting, the official forecaster of Musikfest.

Pennsylvania may not be the most vulnerable state during the Atlantic hurricane season, but emergency planners were particularly blunt Monday about the dangers it faces.

The center's annual Bake Oven Knob Autumn Hawk Watch begins in just over two weeks. Officials are hosting an informational Zoom session at 7 p.m. Aug. 9 to share the history of the count and volunteer opportunities, as well as how to count migrating raptors and some tips for identification.

While the Canadian wildfire smoke is only the latest threat, experts and professionals said there are ways to monitor and improve the indoor air residents are breathing.

In the Lehigh Valley, one vape is thrown away every 105 seconds. When they end up as litter or in landfills, hazardous materials can leach into soil and contaminate groundwater.

Extending from Allentown to north of Coplay, the gap, made up of two main sections delineated by the Lehigh River, is expected to be closed in a little over a decade, officials said.

The roads were closed after damage inflicted by heavy rainfall on July 16.

The Lehigh Valley Planning Commission on Thursday night voted against a proposed zoning ordinance amendment by Lower Saucon Township Council regarding the controversial landfill expansion.

Sen. Bob Casey has introduced the No Robot Bosses Act, which intends to protect workers' rights and regulate how companies use AI and algorithms in personnel decisions.

Sweltering conditions in the Lehigh Valley are forecast to end with a bang on Saturday, according to the Storm Prediction Center. But we have to make it through Friday first.

A second round of black fly treatments was slated to begin 10 a.m. Thursday in Bushkill Creek between Easton and Tatamy.