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.
10
OCT

What is a fossil?

Fossils provide us with an important picture of ancient life. But how is a fossil created, exactly? Marshall Brain breaks down the various natural processes behind fossilization in this episode.
08
OCT

What is superconductivity?

Superconductive materials have no electrical resistance, but why is superconductivity a big deal? Marshall Brain explains the potential benefits and implications of superconductive materials, as well as how they work, in this episode.
06
OCT

How do terrorist bombs work?

Terrorists have a new way of getting bombs into the United States: mailing them. In this episode, Marshall breaks down the science behind the types of bombs used by terrorists, and the explosive ingredients involved.
26
SEP

How valuable is exercise to your health?

We all know that exercise is an important way to safeguard your health. But how, exactly? In this episode, Marshall discusses the health benefits of exercise -- and how much we need each week in order to take advantage of these benefits.
24
SEP

How can water cut through steel?

Waterjets are tools that use highly pressurized, focused streams of water to cut through metal and other solid materials. Learn more about waterjets in this episode.
22
SEP

How do flies breathe?

Insects like flies have a very different respiratory system than we do. Learn more about how flies and insects breathe in this episode.
19
SEP

How often do state quarters come out?

A new state quarter is released about every ten weeks, and they're released according to the order in which each state joined the union. Learn more about state quarters in this podcast from HowStuffWorks.
17
SEP

How Botulism Works

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.
15
SEP

How do gasoline direct injection engines work?

The latest improvement on the internal combustion engine is called gasoline direct injection. In this episode, Marshall explains how gasoline direct injection technology works -- and how soon we'll see it in production vehicles.
10
SEP

How do big city shell and three-card monte games work?

Shell games and three-card monte games are common sights in big cities, but did you know they're scams? Marshall explains the similar principles and tricks behind these "games" -- and why you can't win them -- in this episode.
08
SEP

What is Low-E glass?

Low-emissivity (Low-E) glass is a special, expensive type that blocks out ultraviolet and infrared light. This coated glass can help protect your furniture and improve the energy efficiency of your home, as Marshall Brain explains in this episode.
05
SEP

Where should I sit to get the best ride on a roller coaster?

Each roller coaster car is moved by the cars connected to it, which makes the experience of riding a rollercoaster a bit different in each car. Learn which seat on a roller coaster is best for you, based on science and your personal preferences.