BrainStuff

How Stuff Works  |  Podcast, ±5 min episodes every 3 days
Join Marshall Brain in the BrainStuff Podcast and learn answers to life's everyday questions. Improve your knowledge with the BrainStuff Podcast.
15
MAR
It’s good hygiene to wash your hands after touching shared bathroom surfaces. But bars of soap are a shared surface. Does soap really help get you clean?
13
MAR
Some hair dyes are basically fine-grained paint. But dyes that stick with you for more than a couple weeks physically and chemically change each hair. Learn how with Christian Sager.
08
MAR
Tattoo machines (sometimes called guns) haven’t changed much since the 1890s because they’re such elegant devices. Tune in to learn how the most common types work.
27
FEB
Scientists have found evidence that plants have senses, memories, and can even communicate with each other. But does this mean they're conscious?
15
FEB
We all know what an ice cream headache feels like. Christian's here to explain why they happen. It involves temperature (duh), nerves and lots of blood.