SciShow

How a Bee Becomes Queen

How a Bee Becomes Queen

Royal jelly! For bees, it's what makes all the difference between a queen and a worker. Hosted by: Hank Green ---------- Dooblydoo thanks go to the following ...

3 лет назад
So what IS the Higgs boson?

So what IS the Higgs boson?

Hank responds to viewer questions, and explains what the Higgs boson particle actually IS. Follow SciShow on Twitter: http://www.twitter.com/scishow Like ...

7 лет назад
Honey: Bacteria's Worst Enemy

Honey: Bacteria's Worst Enemy

It may not look like it sitting in that cute bear bottle, but honey is a supercharged bacteria-killing powerhouse! Learn more about hydrogen peroxide: ...

3 лет назад
Tardigrades: Adorable Extremophiles

Tardigrades: Adorable Extremophiles

Hank explains why NASA and the European Space Agency are in love with tardigrades and how these extremophiles are helping us study the panspermia ...

7 лет назад
Strong Interaction: The Four Fundamental Forces of Physics #1a

Strong Interaction: The Four Fundamental Forces of Physics #1a

Part one of a four part series on the fundamental forces (or interactions) of physics begins with the strong force or strong interaction - which on the small scale ...

6 лет назад
Bitcoin: How Cryptocurrencies Work

Bitcoin: How Cryptocurrencies Work

Whether or not it's worth investing in, the math behind Bitcoin is an elegant solution to some complex problems. Hosted by: Michael Aranda Special Thanks: ...

2 лет назад
The Truth About 'Truth Serum'

The Truth About 'Truth Serum'

Sodium pentothal, the so-called 'truth serum,' is real! But does it work? Find out what 'truth serums' do, and how your brain lets you tell lies. Hosted by: Hank ...

4 лет назад
Oklo, the Two Billion Year Old Nuclear Reactor

Oklo, the Two Billion Year Old Nuclear Reactor

SciShow takes you to a uranium deposit in Africa where, eons ago, a unique set of conditions came together to form the world's only known natural nuclear ...

4 лет назад
Migraines: Not Just Another Headache

Migraines: Not Just Another Headache

If you've never had a migraine, you might think it's just a really bad headache. But if you've ever had them, or you know someone who does, you know that ...

5 лет назад
Epigenetics

Epigenetics

Hank & his clone Circus Hank explain the power of epigenetics, which studies the factors that determine how much or whether some genes are expressed in ...

7 лет назад
Where Do Domestic Cats Come From?

Where Do Domestic Cats Come From?

Do you give ancient Egypt credit for the domestication of cats? That's what many people think! But, with some new evidence, it seems that cats became our ...

2 лет назад
What Happens if Your Body is Exposed to the Vacuum of Space?

What Happens if Your Body is Exposed to the Vacuum of Space?

Hank answers a SciShow viewer's most pressing question about what happens if the human body gets exposed to space. Would your head really explode?

6 лет назад
IDTIMWYTIM: Radiation

IDTIMWYTIM: Radiation

Hank explains the whole story about radiation - the good, the extremely helpful, and the bad. Like SciShow on Facebook: http://www.facebook.com/scishow ...

7 лет назад
The Physics of the Weird and Wonderful Theremin

The Physics of the Weird and Wonderful Theremin

Electronic music is older than you may think. Enter the theremin - a device that turns your body into part of a capacitor, and allows you to play music without even ...

3 лет назад
The Fibonacci Sequence: Nature's Code

The Fibonacci Sequence: Nature's Code

Hank introduces us to the most beautiful numbers in nature - the Fibonacci sequence. Like SciShow: http://www.facebook.com/scishow Follow SciShow: ...

6 лет назад
How Do Touchscreens Work?

How Do Touchscreens Work?

Ever wonder how your finger can magically control your smartphone screen? We explain in this episode of SciShow. Hosted by: Michael Aranda ---------- Support ...

2 лет назад
Why No Giant Mammals?

Why No Giant Mammals?

Hank gives a quick run-down of the reasons scientists think the land mammals of today are nowhere near the size of the largest sauropods. Some of them might ...

6 лет назад
5 of the World's Most Dangerous Chemicals

5 of the World's Most Dangerous Chemicals

They explode when you touch them. Even a millionth of a gram can kill you. They can even disable you with their horrifying smell. SciShow introduces you to ...

4 лет назад
Metal vs. Bacteria

Metal vs. Bacteria

Even before we knew what bacteria were capable of, we were using certain metals to help fight off their effects.. Hank Green explains how on this episode of ...

3 лет назад
Why Do Planes Fly So High?

Why Do Planes Fly So High?

We've all been flying high ever since the development of the jet engine in the mid-1950s. But why were jets were designed to fly at those high altitudes in the first ...

3 лет назад
Why Do I Have Tonsil Stones?

Why Do I Have Tonsil Stones?

If you found the whiteish-yellowish lump on your throat, that might be a tonsil stone. But where does the lump come from? Why do you have it? Hosted by: ...

2 лет назад
Why Do I Have to Use a Number 2 Pencil?

Why Do I Have to Use a Number 2 Pencil?

Why do exams always tell you to use a number 2 pencil? What happens if you don't? Quick Questions explains! Hosted by: Michael Aranda ---------- Messages ...

4 лет назад
Lead: The Original Artificial Sweetener

Lead: The Original Artificial Sweetener

Lead is really useful when you add it to things like paint and gasoline. Problem is, it's also poisonous. Hosted by: Hank Green ---------- Dooblydoo thanks go to ...

3 лет назад
Plasma, The Most Common Phase of Matter in the Universe

Plasma, The Most Common Phase of Matter in the Universe

Get to know plasma, the most common, but probably least understood, phase of matter in the universe! Hosted by: Michael Aranda ---------- Like SciShow?

4 лет назад
Why the Weak Nuclear Force Ruins Everything

Why the Weak Nuclear Force Ruins Everything

The weak force has been causing trouble for a century, ruining everything physicists thought was true. But it might actually be responsible for your very existence ...

2 месяцев назад
Absolute Zero: Absolute Awesome

Absolute Zero: Absolute Awesome

Hank explains absolute zero: -273.15 degrees Celsius - and the coldest place in the known universe may surprise you. A correction on our use of the phrase ...

6 лет назад
What Happens When You Faint?

What Happens When You Faint?

Why do we faint? Because sometimes, your nervous system just doesn't know what to do with itself. Hosted by: Hank Green ---------- Dooblydoo thanks go to the ...

3 лет назад
What are Blood Types?

What are Blood Types?

Quick Questions explains why, when it comes right down to it, there are really only eight kinds of people in the world. ---------- Like SciShow? Want to help ...

4 лет назад
What's Causing That Stitch in Your Side?

What's Causing That Stitch in Your Side?

What's the deal with that sharp pain in your side when you're trying to win that marathon? SciShow has the answers! Hosted by: Hank Green ---------- Dooblydoo ...

3 лет назад
What Causes Pins and Needles?

What Causes Pins and Needles?

Ever wondered what causes that strange tingling feeling? Well, settle in as Quick Questions explains how it works. Just be careful how you sit. Hosted by: Hank ...

3 лет назад
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