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BrainStuff
BrainStuff episodes
- How do smoke detectors intercommunicate?Some AC-powered smoke detectors are wired to communicate with each other. So when one unit is triggered, all of the units go off. Find out how this intercommunication works in this episode.Learn more about your ad-choices at https://www.iheartpodcastnetwork.com4 min
- Where did the potato chip come from?Potato chips were invented in 1853 by an American cook named George Crum, and they've been a popular food item ever since. Learn more about George Crum and the evolution of the potato chip in this episode of BrainStuff.Learn more about your ad-choices at https://www.iheartpodcastnetwork.com6 min
- What causes poison ivy blisters?When people get a rash from poison ivy, their bodies are reacting to a chemical called urushiol. Check out this HowStuffWorks podcast to learn more about poison ivy rashes.Learn more about your ad-choices at https://www.iheartpodcastnetwork.com4 min
- How do mood rings work?Mood rings claim to reflect changes in your emotional state -- and, in a way, they do. Discover the science behind mood rings in this episode of BrainStuff.Learn more about your ad-choices at https://www.iheartpodcastnetwork.com6 min
- What makes your knuckles pop?Learn more about the anatomy (and chemistry) behind that popping sound your knuckles make when you crack them in this episode of BrainStuff.Learn more about your ad-choices at https://www.iheartpodcastnetwork.com5 min
- Could I see a flashlight beam from Earth on the moon?If you shone a flashlight beam from Earth, would you be able to see it from the moon? It depends. Find out why -- and get a lesson in how light works -- in this episode of BrainStuff.Learn more about your ad-choices at https://www.iheartpodcastnetwork.com5 min
- Why do tools have "drop forged" stamped on them?Tools that say "drop forged" have been created using a technique called drop forging. Find out how drop forging and several other kinds of forging work, and why drop forging is a sign of a sturdy tool, in this episode of BrainStuff.Learn more about your ad-choices at https://www.iheartpodcastnetwork.com4 min
- How does the lighter in a barbeque grill work?A barbeque grill has a push-button lighter that relies on piezoelectricity to generate a spark. Learn more about how piezoelectricity works -- and the kinds of devices that use piezoelectric materials -- in this episode of BrainStuff.Learn more about your ad-choices at https://www.iheartpodcastnetwork.com5 min
- How can you measure the height of a tall tower?In this episode of BrainStuff, Marshall reveals three common techniques for measuring the height of tall objects like towers.Learn more about your ad-choices at https://www.iheartpodcastnetwork.com5 min
- Why does the moon look bigger when it's near the horizon?When the moon is near the horizon, it appears to be much bigger than when it's high in the sky. But is it really larger? Tune in to find out.Learn more about your ad-choices at https://www.iheartpodcastnetwork.com6 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.