Environment & Science

The Blue Mountain fire, also called the Gap Fire, on Nov. 2 erupted in Lehigh Township. The fire, which grew from 150 acres to almost 600, took seven days of fighting before it was marked 100% contained.

Lehigh Gap Nature Center’s annual autumn Bake Oven Knob Hawk Watch ended late last month, with 9,373 migrating raptors recorded. While the overall count is lower than last year, many species exceeded 2023 totals.

Planet Venus is acting as the brightest star, visible in the West after sunset. Grab your binoculars, because there's a second planet at play with lots to show.

Wilson Area School District is set to host their second Wilson Family Computer Science Night, showcasing fun and hands-on innovative tech for students up to grade eight.

Jared Isaacman, a tech billionaire who lives in the Lehigh Valley and conducted the first private spacewalk, was nominated by President-elect Donald Trump on Wednesday to lead NASA.

The Unidos Foundation was one of 12 community organizations across Pennsylvania to receive the grant. Money is earmarked to ensure that historically marginalized and underserved communities have access to information and resources about environmental protection.

More than a year after the federal government held its first hearing on unidentified anomalous phenomena, or UAPs, two more were held within a week in November.

Lehigh Township volunteer firefighters shared the obstacles they faced fighting a 600-acre fire that erupted on Blue Mountain. Almost a month later, it's still not technically out.

A NASA robotic mission that is exploring the inner reaches of our solar system will literally ‘touch the Sun’ on Christmas Eve.

The Lehigh Valley is in a 9-inch rain shortfall. The prolonged dry spell has raised concerns about the longevity of fresh-cut Christmas trees this year. And, it's thinning out the trees planted this year to grow for future holiday seasons.

A renewable natural gas plant adjacent to the Bethlehem Landfill opened on Tuesday morning.

“We have cooler air coming in," Lehigh Valley meteorologist Bobby Martrich said in his latest update. "Cooler air and refreshing air coming in for the next several days.” How far will temperatures fall?

More than 5 inches of rain was reported to have fallen in parts of the Lehigh Valley on Sunday, according to official data from the National Weather Service.

The free exhibit, “America’s Beautiful,” at Lehigh Gap Nature Center runs from Aug. 21 to Aug. 29. It includes 50 watercolor paintings of Smokey Bear.

More than eight months after announcing a $600 million price tag over the next decade to upgrade aging water and wastewater treatment infrastructure, the Lehigh County Authority is reaching out to major industrial users.

A full moon is on display the evening of Monday, August 19. The full moon of each month has one or more traditional names, and the August full moon is known as ‘the Sturgeon Moon.’

Swaths of the Lehigh Valley were inundated by heavy rainfall on Sunday, leading to flash floods and prompting water rescues. Some areas received nearly 5 inches of rain, with a secondary front set to bring more on Monday.

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.