
Science
Penn researchers worked on USAID contracts for years. Some are now out of a job
Researchers say losing USAID funding means less research that benefits the U.S. government, fewer opportunities for students, and a loss of trust in the U.S. overseas.
4 months ago
Listen 3:41An invasive tick is swarming southeastern Pa. Here’s what you need to know
Why researchers say the Asian longhorned tick is spreading so rapidly — and why it could pose a serious threat to human and animal health.
4 months ago
Listen 1:08The grandmother and the bomb builder: How one woman’s search for the truth forged an unlikely bond
For 30 years, Kathy Sanders has sought answers about the terrorist attack that killed her grandsons. She hopes a new piece of evidence will bring her closer to the truth.
4 months ago
Listen 26:14What It Takes to Prove the Truth
In the “post-truth era,” we explore standards of proof, evidence, and how we know what we think we know.
Air Date: May 23, 2025
Listen 49:14A mild winter prevented serious beach erosion. But officials worry federal funding cuts could hamper future data collection and monitoring efforts.
4 months ago
Listen 0:59Philadelphia residents are tracking air quality and pollution from their rowhouses in real time
With the fate of EPA regulations uncertain, advocates say local environmental protection efforts, like a community air monitoring network, are increasingly important.
4 months ago
Listen 3:15In Holmesburg, a vacant lot turned sunflower farm offers a place for Philly veterans to rebuild
At the Pennypack Sunflower Farm, Heroic Gardens uses horticultural therapy to support veterans’ mental health.
4 months ago
Listen 5:20FAA extends flight limits at Newark airport into June because of controller shortage and tech issues
The rule announced Tuesday will cap the number of arrivals and departures at Newark Liberty International Airport at 28 apiece per hour.
4 months ago
Camden is inching toward ‘swimmable’ waterways, but Trump administration cuts threaten progress
Unlike modern infrastructure, which utilizes separate piping systems, Camden’s older sewer systems send stormwater and sewage through the same underground pipes.
4 months ago
Listen 1:03What the EPA’s partial rollback of the ‘forever chemical’ drinking water rule means
PFAS are a group of chemicals that have been around for decades and are incredibly useful in household products, but that resilience also makes them hazardous.
4 months ago
Cybercrime and How Hackers Prey on Human Nature
We hear about the virus that ushered in the age of social engineering attacks, the history of cybercrime, and what led one man to become a hacker.
Air Date: May 16, 2025
Listen 54:26Is air traffic out of control?
Newark airport had thousands of delays and cancellations due to air traffic control blackouts. DOT Sec. Sean Duffy says FAA needs major upgrades and efforts to recruit staff.
Air Date: May 15, 2025 12:00 pm
Listen 51:08The Federal Aviation Administration is working on a short-term fix to the problems at New Jersey’s largest airport that includes technical repairs and cutting flights.
4 months ago
Twenty-five years ago, Onel de Guzman tricked millions of people and cost the world economy billions by unleashing a computer worm disguised as a love letter.
4 months ago
Listen 13:46Software update keeps Newark airport radar online but network concerns and flight limits remain
The U.S. transportation secretary said the update prevented a third radar outage over the last two weeks at the New Jersey airport. But flight delays continued Monday evening.
4 months ago