BrainStuff

How Stuff Works  |  Podcast, ±3 min episodes every 2 days
Join Marshall Brain in the BrainStuff Podcast and learn answers to life's everyday questions. Improve your knowledge with the BrainStuff Podcast.
13
JAN
A public address system's speakers emit strange noises, or feedback, when sound gets re-amplified. Get a detailed explanation of how feedback occurs in this podcast from HowStuffWorks.com.A public address system's speakers emit strange noises, or feedback, when sound gets re-amplified. Get a detailed explanation of how feedback occurs in this podcast from HowStuffWorks.com.
11
JAN
Dry ice is different from regular ice in several ways. Find out what makes dry ice so unique -- and why it's so good for transporting perishables over long distances -- in this podcast from HowStuffWorks.com.