Chemistry For Your Life

#060 Chances are you've heard the word "fluoride" said in reference to your teeth. At the dentists office, on your bottle of mouthwash, maybe you've heard it's in tap water? But what is it, what's so special about it, and how does it help our teeth? Does it make them whiter, stronger, or what? Let's find out.   References from this episode https://pubs.acs.org/doi/pdf/10.1021/la4008558 h...

#194 In this episode of Chemistry for Your Life, Melissa and Jam delve into the chemistry behind modern dental fillings. They explore how dentists use a combination of organic monomers and inorganic fillers to address cavities and the role of light-activated photoinitiators in hardening these materials. Melissa also shares her personal experiences and recent achievements, introduces new community...

Question and Response #59 Reddit's Chemistry Questions Answered In this episode of 'Chemistry for Your Life,' hosts Melissa and Jam dive into Reddit to answer chemistry-related questions. They explore why ice in a fizzy drink causes more fizz, how stainless steel removes onion smells from hands, when to email professors for recommendation letters, and discuss a controversial prank by an organic ch...

#193 In this episode of Chemistry for Your Life, hosts Melissa and Jam delve into the chemistry of milk, focusing on the differences between raw and pasteurized milk. They discuss the processes of pasteurization and homogenization, how they affect the nutritional content of milk, and answer listener questions about raw milk's spoilage, nutritional values, and bacteria. The episode also highlights...

#071 Rebroadcast It's time to crack into one of life's great mysteries: eggs. So what happens when we cook them?! How do they go from clear goo to white jiggle? This is a question we received long ago, and with topics this serious, we don't yoke around. So we waited until we could bring in an eggsperienced egg chef, Jason Cress, to figure out this topic with us. In Jam's opinion, Jason's insight o...

In this bonus game edition of 'Chemistry For Your Life', host Melissa, co-host Jam, and guest Claire embark on an entertaining journey of debunking or verifying popular 'fun facts' submitted by their listeners. The game, titled 'Fun Fact or Fake Factoid', involves dissecting quirky trivia ranging from the pollination of tomatoes to the weight of all ants versus humans, and the smell of old books....

Question and Response 58 In this bonus episode of Chemistry For Your Life, hosts Melissa and Jam are joined by Claire, an expert in pharmacology and neuroscience, to discuss the inner workings of antidepressants and answer additional questions from the previous episode. Claire shares her grad school experiences, highlighting the challenges and unique aspects of her biomedical sciences PhD program....

#192 In this episode of 'Chemistry for Your Life,' hosts Melissa and Jam introduce special guest Claire Caballero, a pharmacology and neuroscience PhD student, to discuss how antidepressants work. Claire explains the role of neurotransmitters like serotonin, dopamine, and GABA in mental health, the mechanisms of various antidepressants such as SSRIs, tricyclic antidepressants, and monoamine oxidas...

#191 In this episode of 'Chemistry for Your Life,' hosts Melissa and Jam delve into captivating and practical fun facts about vitamin C. They discuss the recommended daily intake, its role in preventing scurvy, the surprising regulations on food labels, and the common foods that are rich in vitamin C. Furthermore, they explore its use as a preservative and potential benefits in skincare, emphasizi...

#035 Rebroadcast Do you like apples? Ever wonder why they turn brown when you cut them? This week, Melissa and Jam explore this very question. What's going on in these apples? Where does the brown come from? Is it a good or bad thing? Does it taste different? Is the brown actually apple tears from the pain of being cut? And how do you like them apples?   References from this episode Science Experi...

#190 In this episode of 'Chemistry for Your Life,' hosts Melissa and Jam delve into the role of vitamin C in the immune system and examine whether taking mega doses of the vitamin can help with common colds. Melissa, a seasoned chemist, explains the chemistry behind oxidation, reduction, and free radicals, and how vitamin C's properties make it crucial for immune function. The discussion also cove...

Question and Response 57 In this bonus episode of 'Chemistry For Your Life,' hosts Melissa Collini and Jam Robinson answer listener-submitted questions about various chemistry topics. They discuss the distinction between 'chemical' and 'natural' smells, plant poisons, and the mechanisms behind face scrubs and soaps. The episode also features insights from a listener working in the beauty industry...

#189 In this episode, Melissa and Jam delve into the crucial role of Vitamin C in the body, focusing on its importance for collagen production. They discuss how collagen, a key structural protein found in tendons, cartilage, bones, teeth, skin, and blood vessels, relies on Vitamin C to form strong, functional structures. The conversation explores the process of how Vitamin C enables enzymes to add...

#099 Rebroadcast In this special re-release episode, Melissa and Jam dive deep into the world of Vitamin A (retinol) and its role in anti-aging skincare. They revisit a popular episode that explores whether anti-aging products genuinely work. The hosts break down the scientific functions of the skin, the impact of UV radiation, and the importance of sunscreen. They also discuss how retinoids (vita...

#188 In this episode, hosts Melissa and Jam dive into the basics of vitamins. They discuss the origins of vitamins, why they are labeled with letters, and the difference between water-soluble and fat-soluble vitamins. The episode also touches on the history of vitamin regulation, the necessity of supplementing vitamins, and the impact of diet on vitamin intake. Finally, they challenge listeners to...

Question and Response 56 In this bonus edition of Chemistry for Your Life, hosts Melissa and Jam engage with their listeners by answering a variety of chemistry-related questions and addressing listener comments and reviews. They read and discuss both positive and constructive reviews, and provide important updates about joining a network for the podcast. They also talk about the introduction of a...

#187 This episode of 'Chemistry for Your Life' delves into the fascinating world of gray hair, exploring its chemistry and biological processes. Hosts Melissa and Jam share personal anecdotes about encountering gray hair before diving into a detailed explanation of how hair turns gray. They discuss the roles of melanin, melanocytes, and enzymes like tyrosinase in hair pigmentation, and how an imba...

#030 Rebroadcast Melissa and Jam continue to sniff out the chemistry of smell, focusing this week on bad smells. Why are we so good at smelling bad smells? Why do they haunt us at night? Why are some bad smells so strong and long lasting, while many great smells are subtle and temporary. What’s in a smell? "That which we call a rose by any other name would smell as sweet." I think that q...

#186 In this episode of 'Chemistry for Your Life' hosts Melissa and Jam explore the common notion that elderly people have a distinct smell. They delve into the scientific basis behind this observation, discussing the role of volatile organic compounds, fatty acids on our skin, and how these compounds can change with age. The episode features discussions on different studies that have attempted to...

Bonus Episode: Question and Response 55 In this bonus episode of 'Chemistry for Your Life,' hosts Melissa and Jam deviate from their usual format of answering listener questions to engage with the Reddit community instead. They delve into various chemistry-related topics, starting with a Reddit user's struggle to understand moles in chemistry, which Melissa, a chemist, explains in simple terms. Th...

#185 Let's make dirt. Or is it dirt? I don't know, well, can you dig it? We've all heard of compost, maybe you compost, maybe your friend does, maybe they talk about it a lot. But how does it work? Why can we compost some things, but not others? And why can't we just put compostable stuff into the trash can, won't it break down in the landfill? Let's find out!! References from this Episode https:/...

#082 Rebroadcast Wow sunglasses sure are cool. What's the coolest thing about them? Is it how cool they make us look and feel? Or is it the chemistry inside them? We'll let you decide, but we think you'll be surprised to find out how significant a role chemistry plays in the making of your shades.   References from this episode https://pubs.acs.org/doi/pdf/10.1021/acs.chas.8b23208 https://pubs.acs...

#184 That's right, the Northern Lights aren't just cool CGI after all. They're real, but what are they? Why do they occur? And how are they chemistry? Let's find out! References from this Episode https://webbtelescope.org/contents/articles/spectroscopy-101--types-of-spectra-and-spectroscopy https://imagine.gsfc.nasa.gov/educators/lessons/xray_spectra/background-atoms.html https://www.swpc.noaa.gov...

Bonus Episode: Question and Response 54 In this month's bonus episode, Melissa and Jam respond to your comments and questions about dissolving, purple shampoo, coal ash, and petroleum waste. Thanks to our monthly supporters Ciara Linville J0HNTR0Y Jeannette Napoleon Cullyn R Erica Bee Elizabeth P Sarah Moar Rachel Reina Letila Katrina Barnum-Huckins Suzanne Phillips Nelly Silva Venus Rebholz Lyn S...

#183 We're adding another chapter to the PFAS series! There's new information from the FDA that we've got to talk about,. It's about the PFAS that coat food wrappers. What does it mean? Is it good news? Is it enough? Let's talk about it! References from this Episode https://cen.acs.org/materials/coatings/PFAS-paper-food-packaging/99/i36 https://www.fda.gov/food/process-contaminants-food/market-pha...