

BrainStuff
iHeartPodcasts
Whether the topic is popcorn or particle physics, you can count on BrainStuff to explore -- and explain -- the everyday science in the world around us.
Episodes
Mentioned books

May 21, 2025 • 7min
How Do Ghana's Fabulous 'Fantasy' Coffins Work?
In Ghana, funerals are spectacularly vibrant with fantasy coffins that reflect the deceased's life, from chili peppers to taxis. These artistic creations highlight a unique cultural tradition where personalized designs celebrate individual stories. Carpenter Seth Kenny Quay has been a pivotal figure in popularizing this craft, merging artistry with deep cultural significance. Funerals also embody communal support, emphasizing how friends and family come together to honor their loved ones while bearing financial responsibility.

May 20, 2025 • 13min
How Did Frances Perkins Create America's Social Safety Net?
Explore the groundbreaking contributions of Frances Perkins, America's first female cabinet member. She was instrumental in establishing Social Security and enhancing workers' rights during the Great Depression. Delve into her advocacy efforts and legislative triumphs that shaped the modern welfare system. Discover how her legacy continues to influence social reform discussions today.

May 19, 2025 • 9min
How Did POGs Become a '90s Phenomenon?
In the 1990s, POGs became a playground sensation with their collectible paperboard discs. The podcast explores their origins in the traditional Japanese game Menko and the cultural impact they had on childhood play. It traces the meteoric rise of POGs from a simple game to a global phenomenon, highlighting the factors behind their decline, such as school bans and market saturation. The nostalgia surrounding POGs is revisited, reflecting on how this quirky trend still resonates with '90s pop culture today.

May 11, 2025 • 7min
BrainStuff Classics: Can the Fear of Public Speaking Be Conquered?
Dive into the fascinating world of public speaking anxiety, where up to 70% of Americans face the fear of addressing an audience. Discover the roots of this fear, shaped by personal experiences and societal pressures. Learn about glossophobia, the symptoms of social anxiety disorder, and effective coping strategies like cognitive behavioral therapy. Understand that audiences are often supportive and hear encouraging anecdotes that promote resilience and growth in presentation skills. Conquer your speaking fears and regain your confidence!

May 10, 2025 • 5min
BrainStuff Classics: Why Are Sloths' Toilet Habits So Dangerous?
Sloths have one of the most perilous bathroom habits in the animal kingdom, defecating only once a week. This unusual frequency poses significant risks, especially since they descend from trees during this vulnerable time. Experts delve into the ecological implications of these bathroom behaviors, revealing how sloths' unique lifestyle affects their survival, communication, and even reproduction. It's a deep dive into the intersection of biology and the quirky habits of one of nature's slowest creatures!

May 9, 2025 • 9min
How Did 'Uncle Tom' Go from Hero to Traitor?
In the 1850s, the abolitionist novel 'Uncle Tom's Cabin' was America's first bestseller, and its enslaved character Uncle Tom was a heroic martyr. Learn how 'Uncle Tom' later became a biting insult in this episode of BrainStuff, based on this article: https://entertainment.howstuffworks.com/arts/literature/uncle-toms-cabin.htmSee omnystudio.com/listener for privacy information.

May 8, 2025 • 11min
Could Orbital Chaos Make the Planets Collide?
Our solar system runs pretty smoothly, but even tiny changes to how the planets, moons, and asteroids move could potentially cause Earth to collide with Mars or Venus in the distant future. Learn more about how chaos theory applies to planetary orbits in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/earth-venus-mars-collide.htmSee omnystudio.com/listener for privacy information.

May 6, 2025 • 12min
How Did Woolly Mammoths Work?
These cold-adapted cousins of modern elephants coexisted with humans for thousands of years. Learn what we know (and don't know) about them -- and why we shouldn't bring them back -- in this episode of BrainStuff, based on this article: https://animals.howstuffworks.com/extinct-animals/woolly-mammoth.htmSee omnystudio.com/listener for privacy information.

May 5, 2025 • 5min
What Makes You Dizzy When You Stand Up?
If you've ever gotten dizzy and seen stars for a second after standing or moving quickly, don't worry, it's just your heart adjusting to the sudden change. Learn why it happens and how to prevent it in this episode of BrainStuff, based on this article: https://health.howstuffworks.com/human-body/systems/nervous-system/split-second-dizziness.htmSee omnystudio.com/listener for privacy information.

Apr 20, 2025 • 6min
BrainStuff Classics: Why a Gaggle of Geese? Where Do Collective Nouns Come From?
About 500 years ago, creating clever collective nouns for groups of animals, objects, and people was trendy, and some of those nouns of assemblage stuck. Learn the history of this quirk of the English language in today's classic episode of BrainStuff, based on this article: https://people.howstuffworks.com/shrewdness-apes-collective-nouns-500-year-old-language-fad.htmSee omnystudio.com/listener for privacy information.