Apr 23

How does reverse osmosis actually work?

#236 When a retired chemist wrote in… we had to explore to his great questions. How does reverse osmosis actually work? Should you put aluminum foil in your dishwasher? Why do mixed powders mysteriously un-mix themselves? This episode is full of clever questions, surprising chemi ... Show More

38m 26s

Apr 16

Ask a Chemist: Is That Pool Smell Actually Chlorine? (and other questions)

Question and Response #76 You asked… so we answered. What do carbon chains have to do with Greek words? How do MRIs make “3D pixels”? Is that pool smell actually chlorine? And wait… are birds blue, or is that just a trick of the light? This episode is a rapid-fire round of your q ... Show More

32m 28s

Apr 9

How do diapers change color when wet?

#235 You’ve seen it a hundred times… but how does it actually work? Why do diapers change color when they’re wet? What kind of chemistry is happening in there? And how does something as simple as pee trigger such a dramatic color shift? Let’s talk acids, bases, color, and one sur ... Show More

50m 34s

Aug 2025

The SHOCKING Truth About GMOs & Organics with Dr Jessica Steier

Here’s a run down of what we discussed in today’s episode:<ul><li>Introduction</li><li>What “Organic” Really Means (According to the USDA)</li><li>The Appeal to Nature Fallacy: Are Organic Pesticides Actually Safer?</li><li>The Dirty Dozen List: Science or ... Show More

30m 45s

Aug 2025

Could Peanut Allergies Be Cured?

Peanut allergies have surged dramatically in recent decades, and scientists are still working to understand why. In this episode, journalist Maryn Mckenna, who recently authored an article on the subject, and host Rachel Feltman explore the latest research on causes, treatments a ... Show More

20m 29s

Nov 2025

Seed Oils vs Beef Tallow: The Battle That's Changing the Food Industry with Steven Rofrano

In this episode, Dr. Jockers uncovers the real story behind red meat and cholesterol. He breaks down why processed carbs, seed oils, and insulin resistance—not red meat—are driving heart disease. You'll also learn how cholesterol actually supports cell health and hormone balance. ... Show More

49m 43s

Aug 2025

193. Jen Smiley: How to Read Food Labels to Avoid the Hidden Toxic Ingredients in Your Food!

What if the solution to your chronic fatigue, stubborn weight gain, and persistent inflammation is hiding in plain sight on every food label you ignore? In this conversation with food label expert Jen Smiley, we expose the deceptive marketing tactics that keep you sick while reve ... Show More

1h 7m

Nov 2024

The truth about expiry dates, freezing food and vegetable scraps | Carleigh Bodrug and Dr. Will Bulsiewicz

We waste a shocking 40% of the food we buy. We throw away foods like carrot tops, beet greens, and spent coffee grounds. These ‘food scraps’ stuff our landfills and drain our pockets. But we can eat these foods and many of them offer tons of healthy nutrients. Today’s guest is Ca ... Show More

1h 2m

Sep 2025

13 Foods You Should Never Buy Organic

Is organic better? Most of the time, yes! Organic foods are produced without toxic chemicals, but some foods are not worth buying organic. Save your money and discover the 13 foods you DON’T need to buy organic.

10m 31s

Apr 2023

Unlocking the Power of Omega 3 & Branched Fats : A Conversation with Professor Tom Brenna

In this episode of the "The Gut Health Gurus" podcast, host Kriben Govender interviews Professor Tom Brenna, a renowned expert in the field of nutrition. The conversation delves into the science behind gut health and its relationship to nutrition, with a particular focus on th ... Show More

1h 5m

Aug 2025

The science of making fruits and veggies last longer | Jenny Du

It's a hard nut to crack: in order to prevent food waste, we rely on plastic packaging and refrigeration, which harm the environment. What if we could turn to nature to address these challenges? Engineer and chemist Jenny Du shares how a simple plant-based innovation — using the ... Show More

13m 32s

Aug 2025

Science’s Greatest 180s

Science doesn’t always get it right the first time—and that’s part of the journey. In this anniversary episode, we explore how ideas about nerve damage, sustainable materials and alien life have done a full 180. Recommended Reading Celebrating 180 Years of Scientific American 180 ... Show More

8m 4s

Feb 2025

More Happier: The “More Happier” Debate, Do You Eat Before You Pay & Advice For Creative People

We review the great debate among listeners about whether our ungrammatical jokes about “More Happier” are fun—or annoying. We also discuss whether, as creative people, we expect our friends and family to read, watch, or listen to what we create. Plus we explore a silly question a ... Show More

28m 26s

Are organic vegetables healthier for you...