Environment & Science

Pennsylvania’s Department of Conservation and Natural Resources will host guided hikes in state parks and forests on Jan. 1. Lehigh Valley hikers may want to head to Jacobsburg State Park for a walk through Henry's Woods.

Public health officials want more Americans to get the latest COVID vaccine booster. Only 35% of people over 65 have gotten the shot, though 75% of COVID deaths are among people in this age group.

The region saw a temperature swing of nearly 50 degrees in less than 24 hours

Plans are in the works for flower CSAs — Community Supported Agriculture — subscriptions that will bring joy and color to 2023. Here's how you can sign up, and bring the fragrant anticipation of the blooms to come.

The appearance of a massive, rotating ice circle caught the attention of a city resident who captured drone video near Groundhog Lock along the Delaware Canal in Raubsville, south of Easton.

The extreme weather stretched from the Great Lakes near Canada to the Rio Grande along the border with Mexico. About 60% of the U.S. population faced some sort of winter weather advisory or warning, and temperatures plummeted drastically below normal from east of the Rocky Mountains to the Appalachians.

The National Weather Service says temperatures won't get out of the 20s again Monday. But the Lehigh Valley will see significant changes by the middle of the week.

Thousands in the Lehigh Valley and nearby remain without power as PPL sets up resource centers for those impacted

Will it snow next week? How about the week after? Weather enthusiasts are constantly hanging on "one model run in a sea of model runs," making the job of the local meteorologist even more difficult in trying to convey the forecast.

The region could see wind chills as low as -15 degrees overnight as temperatures rapidly fall. The expected high winds could lead to power outages due to falling branches. PPL says it has 2,000 workers ready to respond.

A flash flood warning is in effect for parts of Lehigh and Northampton counties until 11:30 p.m. It follows a line of severe thunderstorms and a flood watch that will be in effect until 2 a.m. Monday.

The arrival of a slow-moving system will make for an unsettled weekend, forecasters say, with an excessive rainfall risk and potential flash flooding Sunday for the Lehigh Valley.

Wednesday marked the end of the first round of a three-year initiative called TOWERS, or Tackling Obstacles for Women’s Engagement and Retention in STEM, at Cedar Crest. Through the program, incoming freshmen are paired with mentors to complete science projects, gaining confidence and community along the way.

In the home stretch of summer, is the worst of the heat behind us? Here’s where things stand in the Lehigh Valley as we look ahead — and enter the peak of hurricane season.

Four farms in Lehigh and Northampton counties were the latest to be included in Pennsylvania’s Farmland Preservation Program. The program aims to ward off development and protect open spaces.

It's becoming more favorable as the summer goes on for viewing the planets in the evening sky, including Saturn. But did you know — its angle in relation to an Earth-bound observer is always changing.

The Storm Prediction Center has extended a tornado watch until 10 p.m., and the National Weather Service has issued a flash flood warning until 6:45 p.m.

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 Managing Producer Stephanie Sigafoos and Northampton County reporter Ryan Gaylor.

With Tropical Storm Debby on approach to the region, forecasters continue to refine key messaging on what the Lehigh Valley can expect. We're at a 'slight' risk for severe weather, with tornadoes the main threat. Both Lehigh and Northampton counties are also under a flood watch.

Officials came together in Easton to discuss energy efficiency and weatherization programs intended to help residents while cutting emissions Thursday morning.

Tropical Storm Debby has been flooding parts of the Atlantic coast as remnants make their way north. As a result, PA-Task Force 1 has been deployed to assist North Carolina in emergency response operations.

A cold front interacting with moisture from Tropical Storm Debby left the region awash in heavy rain on Tuesday, triggering flash flood warnings and water rescues. More rain will come Friday as Debby moves over the area.