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BrainStuff

What's the History of the Tooth Fairy?

Dodany: 20 lutego 2020

Throughout history, different cultures have had all kinds of ceremonies surrounding the loss of a first baby tooth. Learn where the Tooth Fairy fits in in this episode of BrainStuff. Learn more...

How Do Scientists Know What's Inside Dinosaur Eggs?

Dodany: 19 lutego 2020

For dinosaur eggs to have survived until now, they must have fossilized -- which makes cracking them open to see what's inside a difficult prospect. Learn how researchers tackle it (and when they...

Are Humans Built to Drink Milk as Adults?

Dodany: 18 lutego 2020

Lactose intolerance is rare in the U.S., but worldwide it's way more common. Learn what causes this and how researchers explain the divide in this episode of BrainStuff. Learn more about your...

What Do People Get Wrong About Rosa Parks?

Dodany: 17 lutego 2020

Though we've all heard about how Rosa Parks' small act of resistance on a Montgomery bus sparked a boycott that spurred the civil rights movement, a lot of us get the details wrong. Learn the real...

BrainStuff Classics: What Is the Birthday Paradox?

Dodany: 16 lutego 2020

The so-called Birthday Paradox isn't a true paradox -- it's a fascinating example of how bad humans are at off-the-cuff probability. Learn what the Birthday Paradox is and how it works in this...

BrainStuff Classics: Why Do We Get Morning Breath?

Dodany: 15 lutego 2020

Our breath can smell bad for a number of reasons, but it tends to be worse first thing in the morning. Learn why in this classic episode of BrainStuff. Learn more about your ad-choices at...

Does Chocolate Give You a Happy High?

Dodany: 14 lutego 2020

Many humans enjoy eating chocolate -- but is it because of the taste, or because of compounds in the candy that simulate happiness in our brains? Learn about how chocolate affects us in this...

Why Do Cats Knead?

Dodany: 13 lutego 2020

Cats seem to love kneading at soft things with their front paws -- but why do they do it? Learn about this (sometimes very pointy) behavior in today's episode of BrainStuff. Learn more about your...

What Is Balut, and How Do You Eat It?

Dodany: 12 lutego 2020

Balut is a street food delicacy found in Southeastern Asia -- and around the world. Learn about this eggy treat in today's episode of BrainStuff. Learn more about your ad-choices at...

Are Single-Use Plastics Really That Bad?

Dodany: 11 lutego 2020

Single-use plastics are plastics made to be thrown away after one use. Learn why they're so damaging and how we can do better in this episode of BrainStuff. Learn more about your ad-choices at...

How Did Georgia Tech's Most Famous Student Never Exist?

Dodany: 10 lutego 2020

George P. Burdell has received several degrees, flown missions in several wars, hosted countless campus balls, and ordered countless pizzas -- but he's never technically existed. Learn about...

BrainStuff Classics: How Does Crooke's Radiometer Work?

Dodany: 9 lutego 2020

Crooke's radiometer is a device containing vanes that appear to spin because they're pushed by light itself, but that's not quite right. Learn what's really happening in this episode of BrainStuff....

BrainStuff Classics: What Is White Noise?

Dodany: 8 lutego 2020

White noise generators are useful for masking all kinds of annoying sounds -- but what is white noise, and how does it work? Learn about white noise (and other 'colors') in this episode of...

How Do Wine, Cars, and Clothes Defy Economics?

Dodany: 8 lutego 2020

With most goods and services, as their price goes up, demand goes down -- but not so with luxury items from diamonds to college educations. Learn how Veblen goods work in this episode of...

Why Can a Mongoose Take on a Cobra?

Dodany: 7 lutego 2020

Mongooses are small, weasely mammals that can -- and do -- kill and eat big, venomous king cobras. Learn how they manage to come out on top in this grudge match in today's episode of BrainStuff. ...

Why Are Scientists Asking Hikers to Stop Stacking Rocks?

Dodany: 5 lutego 2020

Stacks of rocks called cairns have long been used for navigation and decoration, but scientists are now asking hikers to stop making them. Learn how simply moving rocks can be hugely destructive...

Why Do People Say 'Holy Cow'?

Dodany: 4 lutego 2020

The phrase 'holy cow' is an example of a minced oath -- a substitute for a taboo phrase. Learn how baseball was involved in its popularity in this episode of BrainStuff. Learn more about your...

Would King Kong Be Considered an Endangered Species?

Dodany: 3 lutego 2020

Land animals tend to have an upper limit of size, beyond which they risk extinction. Learn why (and how King Kong is a great example of this) in today's episode of BrainStuff.  Learn more about...

BrainStuff Classics: Is a 'Dog Year' Really 7 Years?

Dodany: 2 lutego 2020

Sure, dogs age differently than humans -- but is a year for us really like seven years for them? Learn the truth about your dog's age in this classic episode of BrainStuff. Learn more about your...

BrainStuff Classics: What is 'Ranch' Flavor?

Dodany: 1 lutego 2020

Ranch is the most popular salad dressing in the United States, but what is that flavor supposed to be? Learn the history and modern make-up of ranch flavor in this classic episode of BrainStuff....