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.

A bear was seen in a backyard in Palmer Township Saturday.

Lehigh Valley's 'Spooktacular' Hot Air Balloon festival is on Friday through Sunday and there's a lot more going on than just balloons

Monkeypox is getting a name change in parts of the country, but the change has not made its way to the Lehigh Valley yet. New York City’s health department recently announced it now will refer to the infectious viral disease as MPV.

This year, people seeking Halloween thrills have a real selection of places to go and things to see: Have a butterbeer, a ride in a spooky hot air balloon or scream your lungs out. Your choice.

The Lehigh Valley's fall cooldown came right on schedule, said Ryan Reed, a specialist at the state Bureau of Forestry. “Cold and dry are two of the best stimuli to bring on great fall colors.”

Two Allentown doctors who helped treat more than a dozen carbon monoxide-poisoned kids in are now sharing the story.

The spray drying services company is required to submit a detailed corrective action plan 15 days from the date of the letter, Oct. 4, explaining why the violations occurred and how they will be prevented in the future.

Our daily list of useful information, chosen to inform and enhance your day, includes news you can use and then some!

Bethlehem Mayor J. William Reynolds announced that the city will conduct a feasibility study for a new South Bethlehem Community Center.

A new recycling facility in the Easton Area will aim to sort recyclables from trash, avoiding contamination that renders an entire load a fate that sends it off to the landfill.

Hurricane ravaged Florida continues to get help from Red Cross volunteers from the Lehigh Valley. One Lehigh County woman said she’s been asked to extend her two-week deployment, as more help is needed.