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BrainStuff
BrainStuff episodes
- Why do human beings have eyebrows?Eyebrows are prominent human features, but what purpose do they serve? Scientists think they help keep stuff out of our eyes and aid in nonverbal communication, among other things. Learn more about eyebrows in this episode.Learn more about your ad-choices at https://www.iheartpodcastnetwork.com4 min
- Where do salad dressings get their bizarre names?Salad dressings like Ranch and Thousand Island are traditional favorites, but have you ever wondered how they got their names? Marshall Brain reveals what salad dressings are made of -- and where their famous names came from -- in this episode.Learn more about your ad-choices at https://www.iheartpodcastnetwork.com6 min
- How Botulism WorksBotulism bacteria creates a type of poisoning and paralysis -- but how does it actually work? Check out this HowStuffWorks podcast to learn more about the effects and spread of botulism.Learn more about your ad-choices at https://www.iheartpodcastnetwork.com4 min
- How Diaper Crystals WorkMost disposable diapers contain a crystalline, absorbent substance called sodium polyacrylate. Learn how this polymer helps contain messes -- and some of the controversy surrounding this substance -- in this podcast from HowStuffWorks.Learn more about your ad-choices at https://www.iheartpodcastnetwork.com3 min
- How V-chips WorkAs of 1999, all TV sets sold in the Untied States are required to contain a viewer-control chip, also known as a v-chip. Check out this HowStuffWorks podcast to learn more about v-chips and television ratingsLearn more about your ad-choices at https://www.iheartpodcastnetwork.com4 min
- How do aircraft carriers work?Aircraft carriers contain some of the most advanced technology in the world. Learn more about aircraft and aircraft carriers in this podcast.Learn more about your ad-choices at https://www.iheartpodcastnetwork.com3 min
- How does an upside down airplane's engine get fuel?Airplanes rely on gravity to disperse fuel to the engine, but what happens when the plane is flying upside down? Tune in to this podcast from HowStuffWorks.com to discover ways that acrobatic planes fly upside down without crashing.Learn more about your ad-choices at https://www.iheartpodcastnetwork.com3 min
- What is a decibel, and how is it measured?The decibel unit is used to measure the intensity of a sounds. Check out our HowStuffWorks article to learn more about the decibel scale.Learn more about your ad-choices at https://www.iheartpodcastnetwork.com4 min
- Why do the plugs on some appliances have two prongs and others have three?When you look at a normal 120-volt outlet in the United States, there are two vertical slots and then a round hole centered below. Take a look at this HowStuffWorks article to learn why appliance cords are shaped this way.Learn more about your ad-choices at https://www.iheartpodcastnetwork.com4 min
- How do sodium acetate heat pads work?Sodium acetate heat pads start out as a pouch of liquid and crystallize into a warm solid. Explore the fascinating chemistry that makes these heat pads work in this podcast from HowStuffWorks.com.Learn more about your ad-choices at https://www.iheartpodcastnetwork.com4 min
About BrainStuff
From the publisher's feed
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.