Distillations | Science History Institute

Good science takes time... or not? On today's show we explore the extremes. First the longest-running experiment in the world; then the near-instant chemical reaction that helps airbags protect you in a crash. SHOW CLOCK 00:00 Opening Credits 00:50 Introduction 01:26 The Pitch-Drop Experiment 10:22 Airbags 15:05 Closing Credits CREDITS Special thanks to Michael Rhee and Stephanie Coleman for researching this show. Additional credits available at chemheritage.org/distillations.

We bring you some of our favorite segments from past Distillations episodes this week: attempts to contact aliens in space and the secret behind the sweet sound of Stradivari violins. SHOW CLOCK 00:00 Opening Credits 00:31 Introduction 01:01 The Interstellar Rosetta Stone 08:02 Strad Secrets? 14:58 Closing Credits CREDITS Special thanks to Andrew Stelzer and Anne Fredrickson for researching this show. Additional credits available at chemheritage.org/distillations.

We bring you some of our favorite segments from past Distillations episodes this week: animal communication in the Sonoran Desert and the toll of asbestos waste on a small Pennsylvanian town. SHOW CLOCK 00:00 Opening Credits 00:32 Introduction 01:15 Future of the Wild: Desert Communication 09:28 The Ambler Asbestos Waste Piles 14:21 Closing Credits CREDITS Special thanks to Diane Hope and Bob Kenworthy for researching this show. Additional credits available at chemheritage.org/distillations.

Today we wrap up the three-part series Blood, Sweat, and Tears. First how it feels to lose your ability to cry; then why onions bring on the waterworks. SHOW CLOCK 00:00 Opening Credits 00:42 Introduction 01:33 Emotional Tears 09:35 Onion Tears 13:24 Closing Credits CREDITS Special thanks to Douglas Smith and Jennifer Dionisio for researching this show. A Distillations Explainer produced by Josh Kurz. Additional credits available at chemheritage.org/distillations.

Today we continue the three-part series Blood, Sweat, and Tears. First the history of deodorants; then experiments on how perspiration might diagnose diseases like schizophrenia. SHOW CLOCK 00:00 Opening Credits 00:43 Introduction 01:54 Antiperspirants 07:48 Sweat Diagnostics 15:40 Closing Credits CREDITS Special thanks to Gretchen Cuda-Kroen and Anne Fredrickson for researching this show. A Distillations Explainer produced by Josh Kurz. Additional credits available at chemheritage.org/distillations.

Today we begin the three-part series Blood, Sweat, and Tears. First how one man solved the mystery of blood function; then how researchers will bust blood-doping athletes at the Olympic games. SHOW CLOCK 00:00 Opening Credits 00:48 Introduction 02:10 Blood Puzzle 07:34 Blood Doping 19:19 Closing Credits CREDITS Special thanks to Hannah Hoag and James Voelkel for researching this show. A Distillations Explainer produced by Josh Kurz. Additional credits available at chemheritage.org/distillations.

On today's episode we cross the Atlantic to learn what makes a perfect cuppa. Then we learn about the surprising health benefits of Marmite, a spreadable food item people love to hate. SHOW CLOCK 00:00 Opening Credits 00:32 Introduction 01:20 The Perfect Cuppa 09:40 Marmite 14:46 Closing Credits CREDITS Special thanks to Nina Perry and Rachel Dornhelm for researching this show. Additional credits available at chemheritage.org/distillations.

Big eyes, soft skin, squeezable cheeks. No doubt, babies are adorable. But on today's show we take a break from our cooing to examine some more serious aspects of parenthood. First how formula has waxed and waned in popularity. Then how embryos wreak havoc in the womb. SHOW CLOCK 00:00 Opening Credits 00:26 Introduction 02:19 Breast vs. Bottle 05:47 Parasitic Babies 13:12 Closing Credits CREDITS Special thanks to Sabiha Kahn and Audrey Quinn for researching this show. Additional credits available at chemheritage.org/distillations.

Sneezing, itchy eyes, runny nose? We all know what that means: allergies. On today's show we look at pet dander, a common cause. Then we talk to a researcher dissecting the makeup of dust. SHOW CLOCK 00:00 Opening Credits 00:26 Introduction 02:19 Allergen-Free Pets 05:47 Parasitic Babies 13:12 Closing Credits CREDITS Special thanks to Sarah Hunter-Lacoskie and Gretchen Kuda-Croen for researching this show. Additional credits available at chemheritage.org/distillations.

Asbestos, once a miracle product, is now a plague on the aging infrastructure to which it's bound. Today we explore a Pennsylvania town where a wide swath of asbestos-contaminated land stands capped and unusable. Then we visit a historic high school that is now dormant due to the expense of asbestos remediation. SHOW CLOCK 00:00 Opening Credits 00:32 Introduction 01:53 The Ambler Asbestos Waste Piles 05:33 Schenley High School 13:22 Closing Credits CREDITS Special thanks to Bob Kenworthy and Larkin Page-Jacons for researching this show. Additional credits available at chemheritage.org/distillations.