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BrainStuff
BrainStuff episodes
- How can the grass on a golf course green be so perfect?The greens on a golf course are famously smooth and perfect-looking, but how do they get that way? Discover how careful planning, the right ingredients and a whole lot of maintenance yield a flawless green in this episode of BrainStuff.Learn more about your ad-choices at https://www.iheartpodcastnetwork.com4 min
- Why do they add iodine to salt?Table salt contains iodine to help prevent thyroid problems and iodine deficiencies. Find out how table salt keeps your thyroid happy -- and what iodine has to do with a nuclear attack -- in this episode of BrainStuff.Learn more about your ad-choices at https://www.iheartpodcastnetwork.com4 min
- What does RSVP mean?Most people are familiar with the concept of replying to a party invitation via R.S.V.P., but what exactly do those letters represent? Learn more about the origins and practices of etiquette in this episode of BrainStuff.Learn more about your ad-choices at https://www.iheartpodcastnetwork.com5 min
- How does gravity work?Gravity affects us every single day, but how does this oh-so-common force of nature work? Tune in to this podcast from HowStuffWorks.com to take a look at the nuts and bolts of gravity.Learn more about your ad-choices at https://www.iheartpodcastnetwork.com4 min
- Why is there a small hole on the top of spray can lids?Many spray can lids have a tiny hole at the top. Check out this HowStuffWorks podcast to learn more about spray cans, shipping and air pressure.Learn more about your ad-choices at https://www.iheartpodcastnetwork.com3 min
- Why doesn’t the vacuum of space suck away Earth’s atmosphere?It's often said that "nature abhors a vacuum." If that's true, then why doesn't the vacuum of space suck away our atmosphere? Tune in as Marshall Brain explains the science behind vacuums in this HowStuffWorks podcast.Learn more about your ad-choices at https://www.iheartpodcastnetwork.com5 min
- How Replacing Toilets WorkA family of four can consume more than 300 gallons of water per day. Old toilets use 5 gallons per flush, and this water use quickly adds up. Check out this HowStuffWorks podcast and learn why cities across the US are replacing their old commodes.Learn more about your ad-choices at https://www.iheartpodcastnetwork.com3 min
- What do those plastic recycling symbols mean?A typical recycling symbol on plastic looks like a triangle made of arrows. There are seven different types of plastic indicated by the symbols. Check out this HowStuffWorks podcast to learn the difference between each of these plastic types.Learn more about your ad-choices at https://www.iheartpodcastnetwork.com4 min
- How does a Fresnel lens work?The thin piece of plastic called a Fresnel lens solves some of the problems inherent in traditional magnifying lenses. Learn more about the benefits and weaknesses of Fresnel lenses in this podcast from HowStuffWorks.com.Learn more about your ad-choices at https://www.iheartpodcastnetwork.com3 min
- What makes your arms, legs and feet fall asleep?When you put prolonged pressure on your feet, arms or legs, you temporarily cut off or scramble communications between your brain and your body parts. Marshall explains exactly what happens when body parts "fall sleep" in this episode.Learn more about your ad-choices at https://www.iheartpodcastnetwork.com5 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.