Right Now in BrainStuff

We live in the incredible future of scanners, internet connectivity, and digital signatures -- so why do people still use fax machines? Learn why faxing perseveres in this episode of BrainStuff.

How Did a Comma Decide a Court Case?

There's no call to be pedantic, but sometimes a tiny punctuation mark can make a huge difference in meaning. Learn how the Oxford comma changed a judge's decision in this episode of BrainStuff.

Why Do Noises Other People Make Seem Louder Than Our Own?

Humans and other animals tend to tune out the noises they themselves make. Learn how and why this happens in today's episode of BrainStuff.

BrainStuff Classics: How Long Would It Take To Walk Around The World?

This is a more complicated question than it seems because oceans definitely get in the way, but there are a few ways to attempt to walk around the entire globe -- and a few people who have tried. Learn about them in this episode of BrainStuff.

BrainStuff Classics: Does the Human Body Really Replace Itself Every 7 Years?

Short answer: Nope! Learn how long it really takes, plus how nuclear weapons helped scientists find the answer, in this episode of BrainStuff.

Why Are Macadamia Nuts So Expensive?

Macadamias are delicious and nutritious in small servings, but they're also the most expensive nuts in the world. Learn what they are and how they're grown in this episode of BrainStuff.

Why Do Bees Beard?

Honeybees can heat and cool their hives to keep the temperature comfortable. Learn about one method -- bearding -- in this episode of BrainStuff.

How Can a Sea Slug Use Solar Power?

Researchers have found a sea slug that incorporates pieces of algae cells into its body to live off of photosynthesis. Learn more about it in this episode of BrainStuff.

Will There Always Be a North Star?

The star Polaris, when viewed in the Northern Hemisphere, points you almost due north. Learn how it's aided navigators for centuries, but why it won't always do so, in this episode of BrainStuff.

How Did a Mad King Design Disney's Castle?

Walt Disney based Sleeping Beauty's castle -- the centerpiece of Disneyland and the Disney logo -- on a real castle in the Bavarian Alps of Germany. Learn about Neuschwanstein Castle's strange and tragic history in this episode of BrainStuff.

Do You Or Your Dishwasher Get Dishes Cleaner?

OK, this one is no contest: Your dishwasher can get dishes cleaner, but that doesn't necessarily mean that using one is healthier. Learn about the science behind the suds in this episode of BrainStuff.

How Does Macy's Thanksgiving Day Parade Work?

Thousands of participants and millions of viewers turn out every year for the spectacle that is the Macy's Parade. Learn its history and what goes into running it in this episode of BrainStuff.

Would Turkey Be So Popular Without Thanksgiving?

Americans eat a LOT of turkey around the winter holidays, but why? Learn about turkey's festive history and when we eat the most of it in this episode of BrainStuff.

BrainStuff Classics: How Dirty Is Soap?

It’s good hygiene to wash your hands after touching shared bathroom surfaces. But bars of soap are also a shared surface. Learn why soap is pretty clean in this episode of BrainStuff.

Do Dogs Have Belly Buttons?

Spoiler alert: Yep, all placental mammals have belly buttons, but dogs' and cats' look a little different than ours. Learn how belly buttons work in this episode of BrainStuff.

BrainStuff Classics: Are Plants Conscious?

Researchers have found evidence that plants have senses, memories, and can even communicate with each other. But does this mean they're conscious? Learn what science has to say in this episode of BrainStuff.

How Did Turducken Become a Thing?

A chicken stuffed inside a duck stuffed inside a turkey. Yep. Learn the history of the turducken and what it takes to prepare one in this episode of BrainStuff.

Can Your Brain Get Tired Like Your Muscles Do?

We've all felt it: the dreaded brain drain after a long or taxing day. Learn why this occurs -- and what you can do to help prevent burnout -- in this episode of BrainStuff.

BrainStuff Classics: Why is Bird Poop White?

Bird poop: It’s the bane of cars, statues, and occasional hapless pedestrians across the world. But what is this stuff anyway? Learn about birds' amazingly efficient waste systems (and why their waste is white) in this classic episode of BrainStuff.

BrainStuff Classics: Will Soda Really Ruin My Teeth?

Soda may not dissolve teeth in 12 hours flat, but it can cause damage to your pearly whites. Learn how -- and how to avoid it without giving up your favorite drink -- in this episode of BrainStuff.