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.
23
MAY
Fire extinguishers are nearly ubiquitous, and they can be an invaluable, life-saving device. But what’s inside those little red cylinders, and how does it stop a fire?
08
MAY
A placebo is a phony drug used to test the efficacy of real drugs in clinical trials… but here’s the weird part. Sometimes, placebos can make patients better. How? Why?
03
MAY
Every day, millions of people safeguard themselves against excessive sweat with a quick roll of antiperspirant. But what does this stuff do, exactly?
01
MAY
The end of the rainbow may be the best place to raid a leprechaun stash, but it proves a strangely difficult destination to reach. Christian explains why you can’t get there, and why there really isn’t even a a “there” there.
26
APR
Clowns are usually brightly-colored, goofy, raucous characters designed to be the life of any party. However, it’s no secret that they’re not universally adored. In fact, some people find clowns downright frightening. But why?
24
APR
You may have heard that dogs age differently than humans. But is it true? Get the facts on your pooch without having that ever-awkward “so… how old are you really?” conversation.
19
APR
Yeah, your sleeping pattern gets screwy when you fly to different time zones. But what are the symptoms of jet lag? What causes it? And how can you remedy it?
10
APR
The gunk builds up at the inner corners of our eyes is residue of the stuff the coats and protects our eyeballs all the time. Learn what it’s made of and why it turns to sand overnight.