BrainStuff | iHeart

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.

Overview

Added

March 18, 2026

Subject & domain

biology · human-biology-physiology

Grade range

Grade 6–Grade 12 (Senior)

Page kind

Podcast

Keywords

BrainStuff Talk Radio Listen On Demand iHeartRadio iHeart

Introduction

BrainStuff Podcast Episode Summaries

  • General Custer’s Last Stand: Explores how the narrative of a "heroic last stand" was manufactured to support U.S. colonization, with involvement from Anheuser-Busch.
  • Bioluminescence: Examines the chemistry behind "cold light" in organisms like fireflies, fungi, and fish, and how humans utilize this phenomenon.
  • Maillardet’s Automaton: Details the 1800s mechanical doll created by Henri Maillardet, which can draw and write poems using a seven-program system without electricity.
  • Capers: Explains that capers are the flower buds of a spiny shrub and discusses methods for pickling and cooking with them.
  • SOS and Time Terms: Clarifies that "SOS" is not an acronym and explores the history of common time-related terms (AM/PM) in relation to astronomy and telegraphy.
  • Fainting Goats: Explains that the "fainting" behavior is actually a condition called myotonia, where muscles lock up due to excitement or startle responses.
  • Sunsets and Smog: Discusses how air pollution interacts with light to create either brilliant colors or a washed-out haze in sunsets.
  • Albanian Bunkers: Covers the history of the thousands of concrete bunkers built by dictator Enver Hoxha during the Cold War and their modern repurposing.
  • NASA Pranks: Highlights historical pranks in space exploration, including the famous smuggled sandwich and the "space gorilla" incident.
  • Body Temperature Regulation: Explains the physiological mechanisms behind shivering, numbness, and goosebumps, and how the human body habituates to cold environments.

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