What is 'New Car Smell?'

BrainStuff: Where Is The Biggest Garbage Dump On Earth?

Even though 80% of trash starts on land, tons of it ends up in the ocean, swirling around in a massive patch of plastic debris.

BrainStuff: Can Absinthe Make You Hallucinate?

Absinthe has a dangerous reputation. But will you really meet The Green Fairy if you drink it?

BrainStuff: Why Do Dogs Tilt Their Heads?

Is this adorable behavior rooted in sensory necessity or purposeful gesticulation? We explore what may be the cutest research ever.

BrainStuff: Where Do Bullets Go When Fired Into The Air?

When people fire guns into the air in a celebratory manner, those bullets have to go somewhere. Find out how high fired bullets can go -- and why they can be dangerous -- in this episode of BrainStuff.

BrainStuff: How Does Caffeine Wake You Up?

When you get coffee jitters, caffeine has tricked your brain into anticipating danger. Lauren explains how it works.

BrainStuff: Why Can't People Remember Being Born?

You probably remember your 18th birthday, but not your first – or your zeroth. Why is that?

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 Gun Silencers Work?

Josh explains the design process behind gun silencers and how they suppress lethal weapons.

BrainStuff: Why Is Friday the 13th Considered Unlucky?

In countries like the United States, people have a superstitious fear of one particular date: Friday the 13th. But why? In this episode, Cristen discusses the two main fears that have fueled the Friday the 13th superstitions.

BrainStuff: Can Smoking A Scorpion Get You High?

Some people are using scorpions as a narcotic. Will it give you euphoria? Or just a toxic cocktail of intense pain?

BrainStuff: Why Do Songs Get Stuck In Our Heads?

Virtually everyone has been tortured by an earworm – one of those songs that sneaks into your head and stays there. But why? How? Most importantly – how can you get that #$&*^% song out of your head?!

BrainStuff: How Does a Chicken's Egg Get Its Shell?

Which came first -- the chicken or the egg? Watch as BrainStuff gives the technical answer -- and takes a look at the science behind eggshell formation.