You are here

Rate of Change Podcast

A podcast from Duke Engineering, dedicated to the ingenious ways that engineers are solving society's toughest problems

Listen below or subscribe to Rate of Change in Apple Podcasts or Google Podcasts.

Listen on Apple Podcasts Listen on Google Podcasts

Season 3

Turning Photons into Soundwaves

Duke Biomedical Engineering professor Junjie Yao has helped pioneer the field of photoacoustic imaging, which uses light and sound to create detailed and informative biological images of everything from a single cell to an entire body.

Episode transcript »

How Re-engineered Ketchup Packets Are Saving Babies Worldwide

Duke Biomedical Engineering Professor Emeritus Bob Malkin and a string of undergraduates have built a program to deliver anti-HIV medication to birthing mothers in rural settings around the world

Episode transcript »

Season 2

Of Potholes and Budget Holes

A conversation with Henry Petroski on the current state of disrepair of America’s roads and bridges, why fixing them may require unpopular politics, and what the future might hold for their improvement

Episode transcript »

Reclaiming Water from Waste

Washing our hands with soap and running water for at least twenty seconds helps prevent the spread of pathogens. For areas of the world where water is scarce, ECE faculty member Brian Stoner and his colleagues at WaSH-AID are reclaiming usable water from an unlikely source.

Episode transcript »

Safe Hygiene for Everyone, Period

Women and girls* are disproportionately affected when access to safely managed sanitation is lacking. Duke ECE engineer Sonia Grego wants to change that.

Episode transcript »

The Blind Spots in Our Biomedical Data

Between measuring our activity levels, heart rate and sleeping schedules, today’s smart watches seem to give us a better picture of our overall health. Duke BME’s Jessilyn Dunn explores the endless potential—and hidden limitations—of this data.

Episode transcript »

How to Catch COVID-19

If the last year has shown us anything, it’s that fast and accurate diagnostic tests are key for helping to control the spread of a dangerous disease. In this episode, BME’s Ashutosh Chilkoti and his PhD students explain how the lab’s signature diagnostic platform is being modified to quickly and accurately detect COVID-19.

Episode transcript »

In the Kitchen with NanoMine

If discovering and designing next-gen materials is like cooking, Duke engineer Cate Brinson is writing the materials cookbook.

Episode transcript »

Season 1

Season 1 Trailer

Rate of Change is a new podcast from Duke Engineering, dedicated to the ingenious ways that engineers are solving society's toughest problems.

Episode transcript »

Air Quality, Quick and Dirty

Air pollution degrades everything from cultural heritage sites like the Taj Mahal, to solar energy production. Duke civil and environmental engineering professor Mike Bergin is trying to fill in some of the knowledge gaps about what the pollution is and where it comes from, to better manage its effects.

Episode transcript »

End Transmission

Duke professor David Katz works at the intersection of biomedical engineering and reproductive health. His research informs efforts to prevent the transmission of sexually transmitted diseases—most notably human immunodeficiency virus, or HIV.

Episode transcript »

Opening the Black Box

Cynthia Rudin is a professor of computer science and electrical and computer engineering at Duke University, and an outspoken critic of using black box algorithms for high-stakes decisions.

Episode transcript »

Scratch-Made Muscle

Duke professor of biomedical engineering Nenad Bursac is learning how muscles can recover from injury, by using stem cells to create new muscles from scratch.

Episode transcript »

The World's Coolest T-Shirt

Materials engineer Po-Chun Hsu is developing textiles that heat and cool at the personal level—a scaled-back approach to climate control that could help curb emissions in the U.S.

Episode transcript »