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PODCAST

BrainStuff

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.

science natural sciences

All Episodes

2:03

How hair length works

BrainStuff ·

2015/07/24

As hair cells form in follicles, they push other cells out of the follicle. Check out this HowStuffWorks podcast to learn more about your hair's growth and rest phases. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

en-US

1:54

How are old black and white movies colorized?

BrainStuff ·

2015/07/22

Adding color to black and white movies is incredibly tedious. To speed up the process, the coloring is done on a computer, using a digital version of the film. Learn more about colorization in this HowStuffWorks podcast. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

en-US

1:42

Why doesn't paper money disintegrate in the washing...

BrainStuff ·

2015/07/20

Normal paper is made of cellulose from trees, but paper money is made from cotton and linen fibers. Learn how this makes paper money more water-resistant in this podcast from HowStuffWorks. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

en-US

2:45

What would happen on a carousel moving at the speed...

BrainStuff ·

2015/07/17

If you could spin a carousel fast enough, would time stand still for the people on the carousel? Theoretically, it's a reasonable assumption. Join Marshall Brain as he breaks down the speed of light and time in this podcast from HowStuffWorks.com. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

en-US

3:09

How can I make artificial snow in my backyard?

BrainStuff ·

2015/07/15

If you live in a cold enough climate, you can make fake snow just like they do for ski resorts. In this episode, Marshall shares two techniques for creating artificial snow in your own backyard -- and what to do if you live in a warm climate. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

en-US

1:39

How is wire measured?

BrainStuff ·

2015/07/13

In the United States, wires are measured by diameter using a standard called AWG, or American Wire Gauge. Discover how the AWG system works -- and where it came from -- in this podcast from HowStuffWorks.com. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

en-US

1:57

Can water go bad?

BrainStuff ·

2015/07/10

Many people store water for emergencies -- but is it true that water sitting for too long will go bad? Listen in as Marshall Brain breaks down the science of water purification in this HowStuffWorks podcast. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

en-US

1:26

What do the ul marks on so many products mean?

BrainStuff ·

2015/07/08

UL stands for 'underwriters laboratories,' a safety testing organization -- but what exactly does this group do, and why do they do it? Tune in and learn more about the UL mark in this podcast from HowStuffWorks. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

en-US

3:32

What's the total amount of gold in the world?

BrainStuff ·

2015/07/06

Have you ever wondered how much gold the world has produced over time? How about platinum? Get the grand totals in this HowStuffWorks podcast. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

en-US

2:42

How do candles work?

BrainStuff ·

2015/07/03

Before there were light bulbs, candles made the world a brighter place. Discover the ingenious technology behind candles in this podcast from HowStuffWorks.com. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

en-US

1:33

What are frankincense and myrrh?

BrainStuff ·

2015/07/01

You might recognize frankincense and myrrh from the Biblical story of Jesus, but have you ever wondered exactly what they are? Tune in to get the skinny on frankincense and myrrh in this podcast from HowStuffWorks.com. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

en-US

1:47

How can an electric toothbrush recharge its batteries?

BrainStuff ·

2015/06/29

An electric toothbrush gets power from its base without the help of metal contacts. Find out how this sealed system works in the following podcast from HowStuffWorks.com. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

en-US

2:52

How Smoke Works

BrainStuff ·

2015/06/26

When you put a fresh piece of wood on a hot fire, volatile organic carbons in the wood evaporate, creating smoke. Learn more about smoke in this Brainstuff podcast. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

en-US

1:09

How X-Ray Machines Work

BrainStuff ·

2015/06/24

An X-ray machine is essentially a camera that uses x-rays to expose the film, instead of visible light. Learn more about x-ray machines in this HowStuffWorks podcast. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

en-US

1:27

How Boogers and Mucuous Membranes Work

BrainStuff ·

2015/06/22

Mucous contains mostly water and mucin -- a branched polysaccharide. When polysaccharides such as mucin or cornstarch are mixed with water, the result is a sticky substance. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

en-US

6:05

Can we make gasoline from bacteria?

BrainStuff ·

2015/06/19

A new company is claiming that, next year, the problems of carbon emissions, foreign oil dependence, oil spills, fuel shortages, etc. will all end due to a breakthrough in biotechnology. Is it true? Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

en-US

7:01

What is the difference between good and bad toy...

BrainStuff ·

2015/06/15

Can you buy a good, long-lasting toy helicopter for under $30? Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

en-US

2:27

Why do human beings have eyebrows?

BrainStuff ·

2015/06/10

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.comSee omnystudio.com/listener for privacy information.

en-US

4:20

Where do salad dressings get their bizarre names?

BrainStuff ·

2015/06/08

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.comSee omnystudio.com/listener for privacy information.

en-US

2:21

How Botulism Works

BrainStuff ·

2015/06/05

Botulism 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.comSee omnystudio.com/listener for privacy information.

en-US

2,702 results

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