Alien Planet
Listen 00:05:50New studies of possible Planet Nine suggest it came from outer space – captured from one of our sun’s sibling stars not long after birth.
Birthday Greetings to Gemini 8, 9 and Apollo 15 astronaut David Scott – In July, 1971 – he collected the moon rock on display at The Franklin Institute’s Space Command exhibit.
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Skytalk
Skytalk is hosted by WHYY's Dave Heller. Each week he discusses the latest news in astronomy with Dr. Derrick H. Pitts of the Franklin Institute.
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Living Greener — One Decision at a Time
In honor of Earth Day, we explore everyday choices that can impact the environment in big ways.
Air Date: April 19, 2024
Listen 56:22
Drexel University is phasing out herbicides, pesticides on campus grounds
Researchers say weed killers can harm the environment and pose potential human health risks.
1 day ago
Listen 1:08
EPA sets stricter air emission rules for 3 Philly-area polluters and dozens of others nationwide
The new restrictions will apply to over 200 facilities across the country. The EPA says they’ll cut cancer risk.
4 days ago
Listen 1:21