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Science Magazine Podcast

Nonstick chemicals that stick around and detecting ear infections with smartphones

Science Magazine Podcast

Science Podcast

News, News Commentary, Science

4.3842 Ratings

🗓️ 16 May 2019

⏱️ 23 minutes

🧾️ Download transcript

Summary

The groundwater of Rockford, Michigan, is contaminated by per- and polyfluoroalkyl substances, chemicals found in everything from nonstick pans to dental floss to—in the case of Rockford—waterproofing agents from a shoe factory that shut down in 2009. Science journalist Sara Talpos talks with host Meagan Cantwell about how locals found the potentially health-harming chemicals in their water, and how contamination from nonstick chemicals isn’t limited to Michigan. Also this week, host Sarah Crespi talks with Shyamnath Gollakota of the University of Washington in Seattle about his work diagnosing ear infections with smartphones. With the right app and a small paper cone, it turns out that your phone can listen for excess fluid in the ear by bouncing quiet clicks from the speaker off the eardrum. Clinical testing shows the setup is simple to use and can help parents and doctors check children for this common infection. This week’s episode was edited by Podigy. Ads on this show: Science Rules! podcast with Bill Nye Download the transcript (PDF)  Listen to previous podcasts. About the Science Podcast [Image: Dennis Wise/University of Washington; Music: Jeffrey Cook] Learn more about your ad choices. Visit megaphone.fm/adchoices

Transcript

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0:00.0

Morgan State University, a Baltimore, Maryland Carnegie R2 doctoral research institution,

0:05.0

offers more than 100 academic programs and awards degrees at the Baccliorate, Masters, and Doctoral Levels,

0:12.0

is furthering their mission of growing the future leading the world.

0:16.0

Morgan continues to address the needs and challenges of the modern urban environment.

0:20.0

With a four-year quadrupling of research, more than a dozen new doctoral programs,

0:25.7

and eight new National Centers of Excellence, Morgan is positioned to achieve Carnegie R1 designation in the next five years.

0:33.7

To learn more about Morgan and their ascension to R1, visit morgan.edu slash research.

0:44.2

Welcome to the science podcast for May 17, 2019. I'm Sarah Crespi. In this week's show,

0:53.1

Megan Cantwell talks with science writer Sarah Tulpus about a non-stick

0:56.8

chemical that sticks around in groundwater.

1:00.0

And I talk with Sham Golikota about his science translational medicine paper on using a smartphone

1:05.8

to listen for ear infections.

1:12.4

I'm here with Sarah Talpice, who wrote this week's feature to talk about how a small

1:16.7

group of citizens in Rockford, Michigan, uncovered groundwater contamination in their town,

1:21.8

and what the greater implications of this discovery are. Thanks so much for joining me, Sarah.

1:26.2

Thanks for having me, Megan.

1:32.4

Yeah, of course. So could you talk about what prompted these citizens to investigate whether the shoe company factory in their town, Wolverine Worldwide, had contaminated their water?

1:38.5

In 2009, Wolverine Worldwide announced that they would be closing their tannery, which had been in

1:45.3

operation for over a century. And the citizens were requesting the company first do a comprehensive

1:53.5

environmental assessment of the property before the demolition. They knew from other tannery

2:00.7

closures that tanneries often use hazardous substances

2:05.3

when they're transforming raw hides into leather. And so they wanted to be sure that those same

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