Distillations | Science History Institute

Nearly 60% of American households have at least one pet, and nearly two-thirds of pet owners had more than one. That’s a lot of dogs, cats, turtles, birds, hamsters and iguanas. On today’s episode we turn our scientific lens to the relationship between humans and their furry friends. SHOW CLOCK 00:00 Opening Credits 00:31 Introduction 00:51 Chemical Agent: Histamines 03:04 Mystery Solved! Cancer-sniffing Dogs 05:45 Feature: Pet-friendly Extermination Methods 10:11 Closing Credits CREDITS Special thanks to Jori Lewis and Jennifer Dionisio for researching this show. Additional credits available at chemheritage.org/distillations.

Plants are not the silent, stationary creatures we imagine them to be. They drift, stretch, and dance in search of nutrients, water, and sunlight. Inspired by sLowlife, a dynamic multimedia exhibit now on display in the Clifford C. Hach Gallery at the Chemical Heritage Foundation, today’s show looks at the chemistry behind plant growth and movement. SHOW CLOCK 00:00 Opening Credits 00:31 Introduction 01:00 Chemical Agent: Photosynthesis 03:02 A conversation with Amy Stewart 08:19 Mystery Solved! Tropisms 11:10 Closing Credits CREDITS Special thanks to Audra Wolfe for researching this show. Additional credits available at chemheritage.org/distillations.

Fossil fuel has gotten us into all sorts of trouble lately. Gas production and consumption has caused international conflict, wrecked havoc on our planet, and lightened our wallets at the gas pump. Why not turn to plants? They get their energy from the sun; and with a little smart science, they can pass on their clean green energy to our cars. SHOW CLOCK 00:00 Opening Credits 00:32 Introduction 01:24 Chemical Agent: Cellulose 04:01 Chemistry in Your Cupboard: Biodiesel 06:52 Feature: Algae as Fuel 11:00 Closing Credits CREDITS Special thanks to Catherine Girardeau for researching this show. Additional credits available at chemheritage.org/distillations.

It’s Valentine’s Day this weekend, and love is in the air. Let’s learn how atoms find each other with an examination of chemical bonds. Chemical Agent: Free Radicals. SHOW CLOCK 00:00 Opening Credits 00:32 Introduction 01:05 Chemical Agent: Free Radicals 02:56 A conversation with Alan Rocke 08:19 Mystery Solved: The Ozone Hole 11:19 Closing Credits CREDITS Special thanks to Hilary Domush and Eleanor Goldberg for researching this show. Additional credits available at chemheritage.org/distillations.

Space, the Final Frontier! Mention the chemistry of space and you’re likely to hear bad jokes about Tang or the behavior of liquids in zero gravity. But it turns out that there’s an entire field—astrochemistry—dedicated to understanding the chemistry of the universe. Chemical Agent: Panspermia. SHOW CLOCK 00:00 Opening Credits 00:31 Introduction 00:56 Chemical Agent: Panspermia 03:11 A conversation with Stefanie Milam 08:11 Tools of the Trade: Radio telescopes 11:15 Closing Credits CREDITS Special thanks to Audra Wolfe for researching this show. Additional credits available at chemheritage.org/distillations.

Today Distillations is finding out more about professional networks—particularly in the field of chemistry. SHOW CLOCK 00:00 Opening Credits 00:31 Introduction 01:12 Chemical Agent: Sodium Cyanide 03:21 Tools of the Trade: Imaging Software 06:13 A conversation with Michael Gordin 10:58 Closing Credits CREDITS Special thanks to Jennifer Dionisio, Hilary Domush, and Eleanor Goldberg for researching this show. Additional credits available at chemheritage.org/distillations.

We’re hitting the slopes—and tending our wounds—on today’s episode of Distillations. We start off with the science behind sports gels. Next, find out more about the synthetic fabrics. Finally, learn about the latest advances in fake snow. SHOW CLOCK 00:00 Opening Credits 00:31 Introduction 00:58 Chemical Agent: Menthol 03:05 Chemistry in Your Cupboard: Synthetic Fibers 06:30 Feature: Snowflex 11:16 Closing Credits CREDITS Special thanks to Erin McLeary, Eleanor Goldberg, and Lydia Wilson for researching this show. Additional credits available at chemheritage.org/distillations.

Distillations is taking a look at the presidential side of chemistry. First we learn about stem cells and the controversy surrounding their research. Next we find out why 21-gun salutes are safe and not so smoky in Mystery Solved! SHOW CLOCK 00:00 Opening Credits 00:31 Introduction 01:01 Chemical Agent: Stem Cells 03:30 Mystery Solved! Smokeless Gunpowder 06:32 Commentary: A Planet in Peril 11:05 Closing Credits CREDITS Special thanks to Jennifer Dionisio, Nicole Rietmann, and Jody Roberts for researching this show. Additional credits available at chemheritage.org/distillations.

Let’s go to the library! This week we take a field trip to that venerable institution where great reading abounds and shushing up is de rigueur. SHOW CLOCK 00:00 Opening Credits 00:31 Introduction 01:04 Chemical Agent: Water 03:43 Tools of the Trade: The Chemical Abstract Service 06:44 Feature: Book Printing and Binding 11:18 Closing Credits CREDITS Special thanks to Audra J. Wolfe for researching this show. Additional credits available at chemheritage.org/distillations.

What do you resolve to do in 2009? Get in shape? Improve your eating habits? Stop smoking? We cover them all on this week’s show.Our Mystery Solved! segment investigates why fruits and vegetables high in antioxidants, like the pomegranates pictured here, are being credited with all sorts of health-saving powers. SHOW CLOCK 00:00 Opening Credits 00:32 Introduction 01:06 Chemical Agent: Nicotine 03:52 Mystery Solved! Antioxidants 07:00 Feature: Aching Muscles 11:22 Closing Credits CREDITS Special thanks to Jennifer Dionisio, Eleanor Goldberg, and Lara Ratzlaff for researching this show. Additional credits available at chemheritage.org/distillations.