BrainStuff: How Is An Autopsy Performed?

When you need someone to exam a corpse to determine a cause of death, how do they conduct the autopsy?

BrainStuff: How Do Farts Work?

Sure, flatulence is embarrassing. But why do we do it?

BrainStuff: Are Some People Immune To Mosquitos?

Ugh. Mosquitoes, right? They’re the worst. They pester everyone… or do they? Tune in to learn more.

BrainStuff: How Does A Gas Nozzle Know When To Shut Off?

If you've ever put gas in a car, you've probably noticed how the gas pump shuts off when your tank is full. But how does it know to do that? Learn more about the clever mechanism that keeps your gas tank from overflowing in this episode.

BrainStuff: How Do Tides Work?

Most people are already familiar with the idea of high and low tides, but where do they come from? What causes this movement and why does it occur with such regularity? Tune in as Josh demystifies the rise and fall of the sea.

BrainStuff: How Do We Know What Dinosaurs Looked Like?

Can we really reconstruct a dinosaur’s appearance from a bunch of million-year-old fossils? How?

BrainStuff: How Does The Common Cold Work?

We've all had a cold at one point or another; it entails an uncomfortable cocktail of symptoms like sneezing, coughing and a runny nose. But why do we get colds? How do they work? Find out in this episode of BrainStuff!

BrainStuff: Why Does Alka-Seltzer Fizz?

The fizzing you see when you drop an Alka-Seltzer tablet in water is the same sort of fizzing that you see from baking powder. This reaction is caused by an acid reacting with a base. Check out this BrainStuff episode to learn more.

BrainStuff: BrainStuff Outtakes 02

BrainStuff Outtakes.

BrainStuff: Why Do We 'See Stars'?

When you bash your head and “see stars,” what’s going on? Why does your brain pick this moment to give you a laser light show? Josh explains the phenomenon of seeing stars in this Brainstuff video.

BrainStuff: Why Do People In Old Movies Talk Weird?

It’s not quite British, and it’s not quite American – so what gives? Why do all those actors of yesteryear have such a distinct and strange accent?

BrainStuff: Where's the best place to sit in a movie theater?

When it comes to where you should sit in a movie theater to get the best experience, it's mostly a matter of preference. Except when it comes to sound. Find out why -- and where you should sit -- in this episode.