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Distillations Podcast

#HistChem Distillations explores aspects of humanity’s scientific and cultural legacy and asks the question, “How did we get here.” Our hosts are Michal Meyer, historian of science and editor in chief of Chemical Heritage magazine, and Bob Kenworthy, CHF’s in-house chemist. Each month they’ll guide us through engaging topics about history, technology, and science.

 

All posts in technology

Episode 171: Underground Worlds

On today's show we investigate the science beneath our streets. First how a team of amateur speleologists are keeping Howe Caverns safe. Then a look at Philadelphia's historic sewer system.

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Posted In: History | Technology

Episode 170: Urban Agriculture

On today's show we learn how advances in urban agriculture are providing new access to fresh food. First how hundreds of tons of fishbones are cleaning up Oakland soil. Then tips on how to create your own backyard garden.

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Episode 169: Neighborhood Preservation

On today's show we see old bones made new again. First the ongoing restoration of Philadelphia's 19th Street Baptist Church. Then a discussion about what makes some old buildings greener than new ones.

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Episode 167: Cold War Chemistry

During decades of tension between the United States and the Soviet Union over the course of the Cold War, both sides wielded science as a weapon. Find out how on today's show.

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Posted In: History | Society | Technology

Episode 165: In Good Taste

Today your taste buds take center stage. First, how super-tasters' genetic gift might afford them better health. Then the art of imitation flavors.

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Episode 164: Bones

On today's show we peel back our skin. First, an innovative technology that could provide early detection of osteoporosis. Then, a look at stone man syndrome–a rare disease that causes the body's connective tissue to turn into bone when damaged.

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Posted In: History | Medicine | Technology

Episode 161: A Day in the Life - Morning 

Today we begin the three-part series A Day in the Life, spotlighting the common chemistry of morning, noon, and night. First, a look at what's lurking in our bathroom products and what experts say about the controversy over fluoridated water.

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Episode 160: Teflon 

Treasure or toxin? Today we follow Teflon's rise from happy accident to indispensable tool at work, home, and even war. 

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Posted In: History | Technology

Episode 158: The Alchemical Quest

On today’s show is a special conversation between two alchemy experts: James Voelkel, who curated CHF’s exhibit The Alchemical Quest, and Lawrence Principe, author of The Secrets of Alchemy.

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Episode 155: Shipwrecks

Ahoy, mateys. Join us on the ocean floor. On today's show we look at sunken ships: how they are preserved, and what they can tell us about civilizations from the past.

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Posted In: History | Society | Technology