Environment & Science

People who stayed up late Sunday night were treated to an incredible display of the northern lights, which were visible in the Lehigh Valley.

The National Weather Service issued a severe thunderstorm watch for Lehigh, Northampton, Carbon, Monroe and several other eastern Pennsylvania counties.

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

Mayors in Allentown, Bethlehem and Easton are coming together to fight against worsening climate change and strengthen sustainability across the region. Two of the three cities have their own climate action plans.

There are plenty of ways to celebrate Earth Day on Saturday, April 22, in the Lehigh Valley.

The first new building on Muhlenberg’s campus in more than a decade, the Fahy Commons for Public Engagement and Innovation, 2400 W. Chew St., opened in January. The 20,000-square-foot, three-floor building cost $13.2 million and is one of the first buildings in the world expected to achieve a rigorous sustainability certification for buildings that give more than they take.

A few strong to severe thunderstorms are possible in the region on Saturday, with the main threat being damaging wind gusts, according to the National Weather Service.

Puerto Rico's electrical grid has been devastated by hurricanes due to worsening climate change. Ruth Santiago, a Bethlehem native, has a solution.

Swarms of non-biting midge flies last week were spotted in Bethlehem. LehighValleyNews.com spoke with Marten Edwards, chair of Muhlenberg College's biology department, to find out more about the insects.

The National Weather has issued a freeze warning in effect from 2 to 9 a.m. Thursday for Berks, Lehigh, Northampton, Carbon and Monroe Counties.

The Allentown Environmental Advisory Council's residency requirement has been "a bit of a stumbling block" as members work to fill vacancies.

Once filled, the city will be the second in the Lehigh Valley to carve out a position for a dedicated sustainability manager. The job requires overseeing environmental initiatives and guiding the city's climate action plan.

No hard evidence exists of these creatures of folklore and local legend. However, paranormal investigators said more residents comfortable sharing their stories.

Nothing will showcase October as a month of transition quite like the next 24 hours, forecasters say, as temperatures take a dive in the Lehigh Valley.

The grant comes from the U.S. Department of Housing and Urban Development as part of the Lead-Based Paint Hazard Reduction Grant Program. Officials said the program addresses lead-based paint hazards in homes but also enhances affordable housing options, revitalizes communities and improves public health outcomes in Pennsylvania.

Watch for the full moon on Wednesday and Thursday nights, October 16 and 17. The October full moon is known as the Hunter’s moon.

Lehigh Valley space enthusiasts connect with experts at the second annual Space Fest, held at Lafayette College

Join Megan Frank at 9:30 a.m. and 6:30 p.m. every Friday for Insights with LehighValleyNews.com on WLVR. This week, she's joined by Easton reporter Brian Myszkowski and environment and science reporter Molly Bilinski.

The Lehigh Valley Economic Development Corp. held its Fall Signature Event on Oct. 10, 2024, featuring a panel focused on cultivating and attracting top talent for the area's tech industry.

State officials this week called on residents to submit nominations for Pennsylvania’s 2025 “Trail of the Year.” In the last 10 years, a Lehigh Valley trail has only been picked once before.

Associated with an unusually strong geomagnetic storm, the northern lights were visible across our area Thursday night, even before the best viewing window advertised by the National Weather Service.