BrainStuff

Latest Episodes:

What is an Omega-3 fatty acid? Jul 11, 2014

Show notes

Omega-3 fatty acids are essential to the human body. Tune in to hear Marshall Brain explain the chemistry of fat molecules and fatty acids, Omega-3s in particular, in this podcast from HowStuffWorks.com.

Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

See omnystudio.com/listener for privacy information.

What do those diamond-shaped signs on buildings mean? Jul 09, 2014

Show notes

The National Fire Protection Agency, or NFPA, uses these signs to indicate hazardous materials stored in an unknown building. Listen in to learn how the signs work -- and how they help firefighters -- in this podcast from HowStuffWorks.com.

Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

See omnystudio.com/listener for privacy information.

Should you turn your computer off when it's not in use? Jul 07, 2014

Show notes

When it comes to the question of whether or not you should turn off your computer when you're not using it, there's no simple answer. Tune in to get Marshall's thorough take on the topic in this podcast from HowStuffWorks.com.

Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

See omnystudio.com/listener for privacy information.

How big is the universe? Jul 04, 2014

Show notes

If all the matter in the universe was pushed into one corner, how much space would it take up? Listen in as Marshall Brain explores the size of the universe in this podcast from HowStuffWorks.

Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

See omnystudio.com/listener for privacy information.

Why does hydrogen peroxide foam when you put it on a cut? Jul 02, 2014

Show notes

Hydrogen peroxide's foaming action is due to the catalase in blood and cells. Check out this HowStuffWorks podcast to learn how hydrogen peroxide interacts with catalase.

Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

See omnystudio.com/listener for privacy information.

What is a medical leech? Jun 25, 2014

Show notes

Medical leeches are raised in captivity and help patients heal wounds. Discover how leeches and other parasites are used for medical purposes in this podcast from HowStuffWorks.com.

Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

See omnystudio.com/listener for privacy information.

How does water desalination work? Jun 23, 2014

Show notes

Most of the water on the planet is salty, so people have come up with various ways to turn it into freshwater. Explore three methods of desalinating water in this podcast from HowStuffWorks.com.

Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

See omnystudio.com/listener for privacy information.

Why does my hard drive make that churning sound? Jun 20, 2014

Show notes

Inside the hard drive of many computers, a small arm moves across the face of the hard disk. Tune in to this podcast from HowStuffWorks.com to discover how the movement of this arm produces sound -- and why the arm must move to load files.

Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

See omnystudio.com/listener for privacy information.

How do space suits work? Jun 11, 2014

Show notes

Space suits provide oxygen, pressurize air, and control an astronaut's temperature. Learn more about space suits in this classic HowStuffWorks podcast, one of our editors' hand-picked favorites.

Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

See omnystudio.com/listener for privacy information.

What is a light year? Jun 09, 2014

Show notes

A light year is a way of measuring distance -- specifically, the distance light can travel in one year. Just how far is that? Check out this classic Brainstuff podcast from HowStuffWorks' archives to learn more about astronomy.

Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

See omnystudio.com/listener for privacy information.