BrainStuff

Why Are Some People Afraid of Clowns?

Dodany: 26 kwietnia 2017

Odtwórz

Clowns are usually brightly-colored, goofy, raucous characters designed to be the life of any party. However, it’s no secret that they’re not universally adored. In fact, some people find clowns...

Is a "Dog Year" Really 7 Years?

Dodany: 24 kwietnia 2017

Odtwórz

You may have heard that dogs age differently than humans. But is it true? Get the facts on your pooch without having that ever-awkward “so… how old are you really?” conversation.

How Does Jet Lag Work?

Dodany: 19 kwietnia 2017

Odtwórz

Yeah, your sleeping pattern gets screwy when you fly to different time zones. But what are the symptoms of jet lag? What causes it? And how can you remedy it?

Why Does The Shower Get Hot When The Toilet Is Flushed?

Dodany: 17 kwietnia 2017

Odtwórz

Were you burned the last time someone flushed the toilet while you were showering? It's a simple plumbing fix.

How Do You Find Water In The Wild?

Dodany: 12 kwietnia 2017

Odtwórz

In case you ever get stranded in the wild without an obvious source of fresh water, here are a few things you can do to collect some.

What Are Eye Boogers?

Dodany: 10 kwietnia 2017

Odtwórz

The gunk builds up at the inner corners of our eyes is residue of the stuff the coats and protects our eyeballs all the time. Learn what it’s made of and why it turns to sand overnight.

Why Do We Get Morning Breath?

Dodany: 5 kwietnia 2017

Odtwórz

Every morning we wake up with bad breath. What does bacteria and a lack of saliva have to do with it?

Do Animals Laugh?

Dodany: 3 kwietnia 2017

Odtwórz

It’s no secret that some animal species are highly intelligent – but do they also “get” jokes? Can they laugh? Are laughter and intelligence even related?

How Much Does It Cost To Run For President?

Dodany: 29 marca 2017

Odtwórz

There’s a big difference between running for President and actually winning the election. So how much money will you need to have a decent shot at being Commander-in-Chief?

Can I See the Stuff Astronauts Left On the Moon?

Dodany: 27 marca 2017

Odtwórz

Astronauts left over a hundred items on the moon's surface. But are today's telescopes powerful enough to see what's there?

What Would Space Do To The Human Body?

Dodany: 22 marca 2017

Odtwórz

Space without a suit? You’ll probably die from the lack of pressure in a vacuum. But other extreme hazards won’t help either.

Does "Power Dressing" Actually Work?

Dodany: 20 marca 2017

Odtwórz

Dressing up to feel powerful may have been a fashion fad of the 1980s, but do we still think differently if we wear formal clothes?

How Dirty Is Soap?

Dodany: 15 marca 2017

Odtwórz

It’s good hygiene to wash your hands after touching shared bathroom surfaces. But bars of soap are a shared surface. Does soap really help get you clean?

How Does Hair Dye Work?

Dodany: 13 marca 2017

Odtwórz

Some hair dyes are basically fine-grained paint. But dyes that stick with you for more than a couple weeks physically and chemically change each hair. Learn how with Christian Sager.

How Do Tattoo Machines Work?

Dodany: 8 marca 2017

Odtwórz

Tattoo machines (sometimes called guns) haven’t changed much since the 1890s because they’re such elegant devices. Tune in to learn how the most common types work.

Could Alien Life Exist?

Dodany: 6 marca 2017

Odtwórz

What makes a planet ideal for sustaining life?

Does the Human Body Really Replace Itself Every 7 Years?

Dodany: 1 marca 2017

Odtwórz

The short answer is “no.” Tune in to learn how long it really takes, plus how nuclear weapons led scientists to the solution.

Are Plants Conscious?

Dodany: 27 lutego 2017

Odtwórz

Scientists have found evidence that plants have senses, memories, and can even communicate with each other. But does this mean they're conscious?

Why Are There So Many Different Kinds of Milk?

Dodany: 22 lutego 2017

Odtwórz

Christian explains the difference between common types of milk, looking at calories, fat and the rest of their composition.

What Happens When You Get Ringing In Your Ears?

Dodany: 20 lutego 2017

Odtwórz

Tinnitus is what makes your ears ring after a loud noise. And it's really annoying.