Search Results: "Muscles, Part 1 - Muscle Cells: Crash Course A&P #21"

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10:24 Popular
Muscles, Part 1 - Muscle Cells: Crash Course A&P #21

1,269 views / 2 likes - added 8 years ago

We're kicking off our exploration of muscles with a look at the complex and important relationship between actin and myosin. Your smooth, cardiac, and skeletal muscles create movement by contracting and releasing in a process called the sliding filament m
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Op Amp Circuits: Analog Computers from operational amplifiers

487 views / 0 likes - added 5 years ago

Adders, integrators, differentiators, buffers, and a basic introduction to op amp circuits. My Patreon Page: https://www.patreon.com/EugeneK
10:41 Popular
Muscles, Part 2 - Organismal Level: Crash Course A&P #22

1,371 views / 1 likes - added 8 years ago

Hank calls in a friend to do his push ups for him today to explain how skeletal muscles work together to create and reverse movements. Hank and Claire also demonstrate the role size plays in motor units, the three phase cycle of muscle twitches, and how t
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Role of the Sarcoplasmic Reticulum in Muscle Cells

869 views / 0 likes - added 9 years ago

The role of the sarcoplasmic reticulum in controlling calcium ion concentrations within the muscle cell More free lessons at: http://www.khanacademy.org/video?v=SauhB2fYQkM
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10:43 Popular
Tissues, Part 1: Crash Course A&P #2

886 views / 0 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO: Jordan Schoonover FROM: Mom, Dad&Madison Happy Birthday Jordan! We love you sweetheart!! *** You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything w
04:42 Popular
Home Sweet Habitat: Crash Course Kids #21.1

1,099 views / 3 likes - added 8 years ago

How would a Polar Bear do if you put it in the desert? Not well. But why? Why can't anything live anywhere? Well, this has to do with Habitats and how animals (including humans) are suited for living in one place over another. In this episode, Sabrina tal
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Four Spheres Part 1 (Geo And Bio): Crash Course Kids #6.1

1,558 views / 5 likes - added 8 years ago

In this episode of Crash Course Kids, Sabrina talks about two of the four spheres that make up our planet; The Geosphere and the Biosphere. What's in these spheres? How do they affect us? How do they fit into the puzzle that is Earth? All is contained wit
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The Civil War Part 2: Crash Course US History #21

1,222 views / 6 likes - added 9 years ago

In which John Green teaches you how the Civil War played a large part in making the United States the country that it is today. He covers some of the key ways in which Abraham Lincoln influenced the outcome of the war, and how the lack of foreign interven
10:36 Popular
The Nervous System, Part 1: Crash Course A&P #8

1,167 views / 1 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO: Kerry FROM: Cale I love you with all my ha-art. Deadset. *** You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can aff
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Review of B cells, CD4+ T cells and CD8+ T cells

593 views / 0 likes - added 9 years ago

Review of B cells, CD4+ T cells and CD8+ T cells More free lessons at: http://www.khanacademy.org/video?v=xaz5ftvZCyI
09:13 Popular
Immune System, Part 1: Crash Course A&P #45

1,235 views / 2 likes - added 8 years ago

Our final episodes of Anatomy & Physiology explore the way your body keeps all that complex, intricate stuff alive and healthy -- your immune system. The immune system’s responses begin with physical barriers like skin and mucous membranes, and when they’
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The Integumentary System, Part 1 - Skin Deep: Crash Course A&P #6

851 views / 0 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO: Ciaran FROM: your sister Jillian Happy birthday! Hope you enjoy being immortalized via doobly-doo! *** You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with ev
11:05 Popular
Digestive System, Part 1: Crash Course A&P #33

1,781 views / 5 likes - added 8 years ago

Nachos are delicious. And versatile because today they're also going to help us learn a thing or two about your digestive system. Nachos can provide us with energy and raw materials, by first ingesting something nutritious, propelling it through the alime
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Quantum Mechanics - Part 1: Crash Course Physics #43

696 views / 0 likes - added 7 years ago

What is light? That is something that has plagued scientists for centuries. It behaves light a wave... and a particle... what? Is it both? In this episode of Crash Course Physics, Shini introduces to the idea of Quantum Mechanics and how it helps us under
08:51 Popular
Comparative Anatomy: What Makes Us Animals - Crash Course Biology #21

1,747 views / 0 likes - added 9 years ago

Hank introduces us to comparative anatomy, which studies the similarities and differences in animal anatomy to support the theory of evolution and the shared ancestry of living things. Crash Course Biology is now available on DVD! http://dft.ba/-8css Like
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Plant Cells: Crash Course Biology #6

1,481 views / 1 likes - added 9 years ago

Hank describes why plants are so freaking amazing - discussing their evolution, and how their cells are both similar to&different from animal cells. Crash Course Biology now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-S
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How to Build Muscle, According to Science

444 views / 0 likes - added 3 years ago

Your muscles change a lot over the course of your life. In this episode, Patrick breaks down everything you need to know about how muscles form, grow, and how to stay strong later in life. Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Huma
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Endocrine System, Part 1 - Glands & Hormones: Crash Course A&P #23

1,927 views / 0 likes - added 8 years ago

Hank begins teaching you about your endocrine system by explaining how it uses glands to produce hormones. These hormones are either amino-acid based and water soluble, or steroidal and lipid-soluble, and may target many types of cells or just turn on spe
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1984 by George Orwell, Part 1: Crash Course Literature 401

604 views / 1 likes - added 6 years ago

In which John Green returns for a dystopian new season of Crash Course Literature! We're starting with George Orwell's classic look at the totalitarian state that could be in post-war England. Winston Smith is under the eye of Big Brother, and making us t
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Eukaryopolis - The City of Animal Cells: Crash Course Biology #4

1,089 views / 0 likes - added 9 years ago

Hank tells us about the city of Eukaryopolis - the animal cell that is responsible for all the cool things that happen in our bodies. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series-DVD-Se
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World Cinema - Part 1: Crash Course Film History #14

714 views / 0 likes - added 6 years ago

The world is a big place and cinema isn't limited to just the U.S. and Europe. There are a lot of vibrant and influential film movements and cultures from all over the world. In this episode of Crash Course Film History, Craig talks to us a little about s
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The Adventures Of Huckleberry Finn Part 1: Crash Course Literature #302

519 views / 1 likes - added 7 years ago

In which John Green teaches you about Mark Twain's The Adventures of Huckleberry Finn. This week, we'll talk a little bit about Samuel Langhorne Clemens, who wrote under the name Mark Twain, and how he mined his early life for decades to produce his prett
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100 Years of Solitude Part 1: Crash Course Literature 306

629 views / 1 likes - added 7 years ago

Our first of two episodes about Gabriel Garcia Marquez's novel, 100 Years of Solitude. This week, we're looking at the Buendia family, and their many generations of people with the same names. We'll also look at the fascinating way the author thinks about
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Urinary System, Part 1: Crash Course A&P #38

979 views / 1 likes - added 8 years ago

Even though you probably don't choose to spend a lot of time thinking about it, your pee is kind of a big deal. Today we're talking about the anatomy of your urinary system, and how your kidneys filter metabolic waste and balance salt and water concentrat
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Respiratory System, Part 1: Crash Course A&P #31

1,239 views / 2 likes - added 8 years ago

So we all know that breathing is pretty important, right? Today we're going to talk about how it works, starting with the nameless evolutionary ancestor that we inherited this from, and continuing to the mechanics of both simple diffusion and bulk flow, a
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How Your Cells Decide Whether to Be Part of the Brain, or the Colon

435 views / 0 likes - added 5 years ago

Before cells mature, they have to decide what they want to be — and new research shows that process gets pretty "noisy." Doctors Have to Trick Your Brain’s Defenses to Heal You, Here’s Why - https://youtu.be/USiZ6dUGUt8 Read More: Know Your Neurons: What
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Metabolism & Nutrition, Part 1: Crash Course A&P #36

1,091 views / 0 likes - added 8 years ago

Metabolism is a complex process that has a lot more going on than personal trainers and commercials might have you believe. Today we are exploring some of its key parts, including vital nutrients -- such as water, vitamins, minerals, carbs, fats, and prot
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The Heart, Part 1 - Under Pressure: Crash Course A&P #25

1,307 views / 0 likes - added 8 years ago

Your heart gets a lot of attention from poets, songwriters, and storytellers, but today Hank's gonna tell you how it really works. The heart’s ventricles, atria, and valves create a pump that maintains both high and low pressure to circulate blood from th
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Everything Revolves Around You: Crash Course Kids #22.1

937 views / 1 likes - added 8 years ago

So, why doesn't the moon just crash into the Earth? And why doesn't the Earth crash into the Sun? What are orbits exactly and why do they happen? Well, it has to do with gravity and velocity. In this episode of Crash Course Kids, Sabrina talks to us about
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Blood, Part 1 - True Blood: Crash Course A&P #29

1,803 views / 0 likes - added 8 years ago

Now that we've talked about your blood vessels, we're going to zoom in a little closer and talk about your blood itself. We'll start by outlining the basic components of blood -- including erythrocytes, leukocytes, platelets, and plasma -- as well as the
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Got Some Solutions?: Crash Course Kids #26.1

1,179 views / 0 likes - added 8 years ago

So, there might not be just one solution to a problem. I know that may sound weird, but it's true. So, how do you come up with multiple solutions? In this episode of Crash Course Kids, Engineer Sabrina shows us how to do that. Watch More Crash Course Kids
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Blood Vessels, Part 1 - Form And Function: Crash Course A&P #27

1,393 views / 0 likes - added 8 years ago

Now that we've discussed blood, we're beginning our look at how it gets around your body. Today Hank explains your blood vessels and their basic three-layer structure of your blood vessels. We're also going over how those structures differ slightly in dif
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Galaxies, Part 1: Crash Course Astronomy #38

672 views / 0 likes - added 8 years ago

The Milky Way is our neighborhood in the universe. It’s a galaxy and there are many others out there. Galaxies contain gas, dust, and billions of stars or more. They come in four main shapes: elliptical, spiral, peculiar, and irregular. Galaxies can colli
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Silicon, Semiconductors, & Solar Cells: Crash Course Engineering #22

290 views / 0 likes - added 4 years ago

Today were looking at silicon, and how introducing small amounts of other elements allow silicon layers to conduct currents, turning them into semiconductors. Well explore how putting two different types N and P semiconductors together gives us electrical
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World War II Part 1: Crash Course US History #35

1,475 views / 6 likes - added 9 years ago

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th
12:24 Popular
Rorschach&Freudians: Crash Course Psychology #21

701 views / 0 likes - added 9 years ago

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.
09:09 Popular
Kinetic Theory and Phase Changes: Crash Course Physics #21

1,545 views / 0 likes - added 7 years ago

Get Your Crash Course Physics Mug here: https://store.dftba.com/products/crashcourse-physics-mug How the heck do we map out a planet without oceans? NASA had to figure that out when we sent the Mariner 9 probe to Mars. There's some tricky, yet fascinating
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Market Failures, Taxes, And Subsidies: Crash Course Economics #21

814 views / 0 likes - added 8 years ago

This week on Crash Course Econ, Jacob and Adriene are talking about failure. Specifically, we're talking about market failures. When markets don't provide a good or service efficiently, that's a market failure. When markets fail, often governments step in
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How Do Muscles Grow?

832 views / 1 likes - added 4 years ago

You probably know that exercising helps your muscles grow big and strong, but... have you ever wondered HOW they actually grow?? Images used under license from Shutterstock.com Welcome to COLOSSAL QUESTIONS, the show that answers all of life's most pressi
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The Future of Virtual Reality: Crash Course Games #21

627 views / 2 likes - added 7 years ago

Today, we’re going to take a look at a seemingly cutting-edge technology that has actually been around for decades - virtual reality. Virtual reality devices have been introduced multiple times in the video game era, but they never seem to stick. But why
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Personhood: Crash Course Philosophy #21

804 views / 0 likes - added 7 years ago

Now that we’ve started talking about identity, today Hank tackles the question of personhood. Philosophers have tried to assess what constitutes personhood with a variety of different criteria, including genetic, cognitive, social, sentience, and the grad
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The Industrial Revolution: Crash Course History of Science #21

398 views / 0 likes - added 4 years ago

You probably know some of the signs of industrialization in the nineteenth century: Trains connected cities, symbolizing progress. But they also brought about the destruction of rural lands, divisions between social classes, and rapid urbanization. But th
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Compression: Crash Course Computer Science #21

1,383 views / 0 likes - added 6 years ago

Get your first two months of CuriosityStream free by going to http://curiositystream.com/crashcourse and using the promo code “crashcourse”. So last episode we talked about some basic file formats, but what we didn’t talk about is compression. Often files
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Immune System, Part 3: Crash Course A&P #47

852 views / 0 likes - added 8 years ago

THE FINAL SHOWDOWN! This is the last episode on the immune system and also the very last episode of Crash Course Anatomy & Physiology. In it, Hank explains how the cellular immune response uses helper, cytotoxic, and regulatory T cells to attack body cell
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Food Webs: Crash Course Kids #21.2

1,618 views / 4 likes - added 8 years ago

Last time we put a Polar Bear in the desert and we still feel bad about that, but there's a lot more going on in ecosystems than just temperature. In fact, there are so many elements in ecosystems, that if just one leaves or gets out of whack, it can be t
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01:55
Muscles made of nylon

632 views / 0 likes - added 7 years ago

MIT researchers have come up with one of the simplest and lowest-cost systems yet for developing artificial muscles, in which a material reproduces some of the bending motions that natural muscle tissues perform. The key ingredient? Nylon fiber. (Learn mo
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04:20 Popular
What Makes Muscles Grow? - Jeffrey Siegel

1,775 views / 4 likes - added 8 years ago

View full lesson: https://ed.ted.com/lessons/what-makes-muscles-grow-jeffrey-siegel We have over 600 muscles in our bodies that help bind us together, hold us up, and help us move. Your muscles also need your constant attention, because the way you treat
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The French Revolution: Crash Course European History #21

515 views / 0 likes - added 4 years ago

In 1789, the French Monarchy's habit of supporting democratic popular revolutions in North America backfired. Today, we're talking about the French Revolution. Across the world, people were rising up to throw off monarchies, and Louis didn't see the writi
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What Is Myth? Crash Course Mythology #1

962 views / 4 likes - added 7 years ago

Welcome to Crash Course World Mythology, our latest adventure (and this series may be literally adventurous) in education. Over the next 40 episodes or so, we and Mike Rugnetta are going to learn about the world by looking at the foundational stories of a
08:01 Popular
Judicial Review: Crash Course Government And Politics #21

1,184 views / 0 likes - added 8 years ago

Today, Craig Benzine is going to tell you about the Supreme Court's most important case, Marbury v. Madison, and how the court granted itself the power of judicial review. Judicial review is the power to examine and invalidate actions of the legislative a
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Minecraft | TRAYAURUS' FART CRASH!! | Crazy Craft 3.0 #21

2,339 views / 24 likes - added 7 years ago

Minecraft | TRAYAURUS' FART CRASH!! | Crazy Craft 3.0 #21 ► Subscribe and join TeamTDM! :: http://bit.ly/TxtGm8 ► Preorder my BOOK :: http://smarturl.it/DanTDM ► Follow Me on Twitter :: http://www.twitter.com/DiamondMinecart ► Previous video :: https://yo
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Comets: Crash Course Astronomy #21

727 views / 0 likes - added 8 years ago

Today on Crash Course Astronomy, Phil explains comets. Comets are chunks of ice and rock that orbit the Sun. When they get near the Sun the ice turns into gas, forming the long tail, and also releases dust that forms a different tail. We’ve visited comets
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Gotta Eat! - Crash Course Kids 1.1

1,167 views / 2 likes - added 8 years ago

Welcome to Crash Course Kids. In this first episode, Sabrina takes a look at why all living things need to eat. Plus, she shows you a way to investigate why all living things need to eat. This first series is based on 5th grade science. We're super excite
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09:44 Popular
Immune System, Part 2: Crash Course A&P #46

1,031 views / 0 likes - added 8 years ago

In the penultimate episode of Crash Course Anatomy & Physiology, Hank explains your adaptive immune system. The adaptive immune system's humoral response guards extracellular terrain against pathogens. Hank also explains B cells, antibodies, and how vacci
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Respiratory System, Part 2: Crash Course A&P #32

1,163 views / 1 likes - added 8 years ago

Can a paper bag really help you when you are hyperventilating? It turns out that it can. In part 2 of our look at your respiratory system Hank explains how your blood cells exchange oxygen and CO2 to maintain homeostasis. We'll dive into partial pressure
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Don't Reanimate Corpses! Frankenstein Part 1: Crash Course Literature 205

1,018 views / 2 likes - added 9 years ago

In which John Green teaches you about Mary Shelley's novel, Frankenstein. Sure, you know Frankenstein the cultural phenomenon, but how much do you know about the novel that started it all? You'll learn about the Romantic movement in English lit, of which
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Tropomyosin and troponin and their role in regulating muscle contraction

683 views / 0 likes - added 9 years ago

Tropomyosin and troponin and their role in regulating muscle contraction. How calcium ion concentration dictates whether a muscle is contracting or not. More free lessons at: http://www.khanacademy.org/video?v=LiOfeSsjrB8
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Lab Techniques&Safety: Crash Course Chemistry #21

924 views / 0 likes - added 9 years ago

Hank takes a break from the desk to bring you to the lab in order to demonstrate some important points about the practical side of chemistry - experimentation in the laboratory. You'll learn what to wear in the lab, how to dispose of chemicals safely, how
01:37
HASEL: Muscles for robots

690 views / 0 likes - added 6 years ago

Scientists have figured out how to make robots flexible like us: give them muscles. The robot muscles are called HASEL actuators. They're strong enough to lift a gallon jug of water, and gentle enough to pick up a tiny berry without crushing it. Scientist
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The surprising reason our muscles get tired - Christian Moro

829 views / 1 likes - added 4 years ago

Why do our muscles get tired and sore after exercise? Explore how our muscles function, and how you can exercise longer without experiencing muscle fatigue. -- You're lifting weights. The first time feels easy, but each lift takes more and more effort unt
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04:22 Popular
Tensor Tympani Muscle: Why Do You Hear A Rumbling Sound When You Close Your Eyes Too Hard?

6,478 views / 0 likes - added 3 years ago

The tensor tympani muscle is a tiny muscle in the middle ear that helps dampens external sounds falling on the ear. The tensor tympani muscle originates from the Eustachian tube, which is also known as the auditory tube. From there, this muscle attaches t
05:49
How Your Muscles Work

651 views / 0 likes - added 6 years ago

Your muscles give you power to move and do important jobs in your body. Watch this movie for kids and find out more.
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Cytotoxic T cells

440 views / 0 likes - added 5 years ago

Animation by Etsuko Uno, Walter and Eliza Hall Institute https://www.wehi.edu.au/wehi-tv The animation illustrates how cytotoxic T cells kill virus-infected cells. The movie shows how the body, in response to a virus infection, can produce clones of cytot
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Can we live forever? Human skin cells REVERSED in age!

146 views / 0 likes - added 1 year ago

Scientists in the UK have reversed the age of skin cells using Maturation Phase Transient Reprogramming to reverse the skin cells of a 58 year old man by 30 years. His skin markers were compared to someone of 30 years his junior and not only did his skin
10:38 Popular
Columbus, de Gama, and Zheng He! 15th Century Mariners. Crash Course: World History #21

1,158 views / 0 likes - added 9 years ago

In which John Green teaches you about the beginning of the so-called Age of Discovery. You've probably heard of Christopher Columbus, who "discovered" America in 1492, but what about Vasco da Gama? How about Zheng He? Columbus gets a bad rap from many mod
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Tissues, Part 2 - Epithelial Tissue: Crash Course A&P #3

1,538 views / 0 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO : Phoebe and James McMullan FROM : Dad Continue being awesome Phoebe&James from John&Hank! *** You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything
20:09 Popular
Skylanders: Trap Team - Pain-Yatta - Part 21

934 views / 0 likes - added 8 years ago

Welcome to my lets play of Skylanders: Trap Team. In this series I will play through the entire story of the game with commentary. Enjoy. Twitter - @stampylongnose Facebook - www.facebook.com/stampylongnose UK Shop - http://stampy.spreadshirt.co.uk/ US Sh
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Imaginary Numbers Are Real [Part 1: Introduction]

1,535 views / 1 likes - added 7 years ago

More information and resources: http://www.welchlabs.com Imaginary numbers are not some wild invention, they are the deep and natural result of extending our number system. Imaginary numbers are all about the discovery of numbers existing not in one dimen
08:49 Popular
Testing Viral Tik Tok Life Hacks! Part 21

708 views / 6 likes - added 3 years ago

In today's video, Wengie challenges herself to see if these tik tok life hacks actually work! We will try to find as many popular hacks and challenges and try to complete them all to see if they are real or fake! What other life hacks have you heard that
04:00 Popular
The Great Escape: Crash Course Kids #13.1

1,235 views / 2 likes - added 8 years ago

Do you know how many people have been to the moon? Only 12! Part of the reason it's so few is because of how difficult it is to escape Earth and get into space in the first place. In this episode of Crash Course Kids, Sabrina talks about gravity, escape v
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Anatomy of a muscle cell

545 views / 0 likes - added 9 years ago

Understanding the structure of a muscle cell More free lessons at: http://www.khanacademy.org/video?v=uY2ZOsCnXIA
07:21 Popular
IIT JEE Complex Numbers (part 1)

795 views / 0 likes - added 9 years ago

2010 IIT JEE Paper 1 Problem 39 Complex Numbers (part 1) More free lessons at: http://www.khanacademy.org/video?v=_5ei_I02huY
10:26 Popular
IIT JEE Perpendicular Planes (Part 1)

825 views / 1 likes - added 9 years ago

2010 IIT JEE Paper 1 #30 normal vector and planes (Part 1) More free lessons at: http://www.khanacademy.org/video?v=2u535-HVJ_o
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IIT JEE Complex Root Probability (part 1)

696 views / 0 likes - added 9 years ago

2010 Paper 1 problem 31 Math (part 1) More free lessons at: http://www.khanacademy.org/video?v=bV_HSZ_W0nk
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Helper T Cells

586 views / 0 likes - added 9 years ago

Introduction to helper T cells and their role in activating B cells More free lessons at: http://www.khanacademy.org/video?v=uwMYpTYsNZM
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Quantum Mechanics - Part 2: Crash Course Physics #44

601 views / 0 likes - added 7 years ago

e=mc2... it's a big deal, right? But why? And what about this grumpy cat in a box and probability? In this episode of Crash Course Physics, Shini attempts to explain a little more on the topic of Quantum Mechanics. *** Get your own Crash Course Physics mu
01:45 Popular
Working paper model of mobile rocket launcher BM-21 Grad/Действующая бумажная модель РСЗО БМ-21 Град

720 views / 0 likes - added 7 years ago

The model uses small paper/cardboard rockets on sugar fuel. В модели используются бумажные ракеты на сахарном топливе. Assembly process/процесс сборки: http://only-paper.ru/forum/34-22157-1 The video is only about modelling. All political-related comments
03:53 Popular
Heart Cells Are Bringing Robots To Life

765 views / 0 likes - added 7 years ago

Scientists just created a tiny robot made of metal and rubber but powered by rat heart muscle cells! How do biological hybrid machines work? Nature Is Smarter Than Us - https://youtu.be/4vq8ci4RTUs Sign Up For The Seeker Newsletter Here - http://bit.ly/1U
10:07
Cytotoxic T Cells

561 views / 0 likes - added 9 years ago

How cytotoxic T cells get activated by MHC-I/antigen complexes and then proceed to kill infected cells More free lessons at: http://www.khanacademy.org/video?v=oqI4skjr6lQ
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Who Needs Dirt?: Crash Course Kids #27.1

1,602 views / 2 likes - added 8 years ago

So... do plants need dirt? The truth might shock you. In this episode of Crash Course kids, Sabrina talks about how plants get energy and how that energy is transported around them. Also, she talks about dirt. Watch More Crash Course Kids: https://www.you
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Blood Vessels, Part 2: Crash Course A&P #28

1,463 views / 0 likes - added 8 years ago

And now we return to blood vessels. In this episode, we start discussing what blood pressure is, how it can become "high", and what that means for our health. One of the more interesting points is that your body has ways of dealing with high blood pressur
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What Are Stem Cells? - Craig A. Kohn

2,273 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/what-are-stem-cells-craig-a-kohn Is personalized medicine for individual bodies in our future? Possibly -- with the use of stem cells, undifferentiated cells with the power to become any tissue in our bodies. Cr
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04:28 Popular
Life On Other Planets: Crash Course Kids #45.1

1,035 views / 0 likes - added 8 years ago

Have you ever wondered if there is anyone (or anything) else out there in the universe? Well, you're not alone. But what would alien life look like? And what would their food chains and food webs look like? In this episode of Crash Course Kids, Sabrina gi
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09:34 Popular
The Heart, Part 2 - Heart Throbs: Crash Course A&P #26

1,147 views / 1 likes - added 8 years ago

Today we're talking the heart and heart throbs -- both literal and those of the televised variety. Hank explains how your heart’s pacemaker cells use leaky membranes to generate their own action potentials, and how the resulting electricity travels throug
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Here Comes The Sun: Crash Course Kids #5.1

1,970 views / 7 likes - added 8 years ago

Updated with fix. Thanks for pointing that out!!! :) Every hear of "Sol"? Sure you have! It's our Sun! It sits at the center of our 8 planet solar system, providing us with heat and light. But how does that energy get to us? In this episode of Crash Cours
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French Revolution (Part 1)

796 views / 1 likes - added 9 years ago

Part 1 of the French Revolution. From the Convocation of the Estates General to the storming of the Bastille More free lessons at: http://www.khanacademy.org/video?v=BDWqwcTtZa0
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The Robot Challenge: Crash Course Kids #47.1

715 views / 0 likes - added 8 years ago

Robots! They're everywhere. We use them for all kinds of things that we can't, or don't want to do. In this episode of Crash Course Kids, Sabrina shares a problem with us that can probably be solved by building an awesome robot. So let's take the robot ch
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889 views / 0 likes - added 8 years ago

In the second half of our look at the endocrine system, Hank discusses chemical homeostasis and hormone cascades. Specifically, he looks at the hypothalamus-pituitary-thyroid axis, or HPT axis, and all the ways your body can suffer when that system, or yo
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1,393 views / 3 likes - added 8 years ago

You've heard of Engineers, I'm sure. But, what are Engineers? Well, it turns out that they're all kinds of people doing all kinds of neat work! Want to be one? Well, join Sabrina in this episode of Crash Course Kids where she talks about what they do and
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What Is A Game?: Crash Course Games #1

818 views / 1 likes - added 8 years ago

Welcome to Crash Course Games! In this series our host Andre Meadows is going to discuss the history and science of games. We’re going to talk about video games of course, but also board games, role playing games, card games, even sports! But before we ge
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945 views / 0 likes - added 8 years ago

It's time to start talking about some of the terrible things you can do to your own body, like blood doping. We'll start by explaining the structure and function of your erythrocytes, and of hemoglobin, which they use to carry oxygen. We'll follow the for
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2,051 views / 5 likes - added 8 years ago

FEED ME! In this episode of Crash Course Kids, Sabrina has a chat with us about what living things eat to get energy. What makes something an omnivore, or a carnivore, or an herbivore? And how do plants fit in to all of this? This first series is based on
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916 views / 1 likes - added 8 years ago

Nachos are great...if you are among the lucky ones whose body can digest them. When digestion goes according to plan, the small intestine performs most of your chemical digestion in the duodenum, while accessory organs including the liver, gallbladder, an
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1,639 views / 8 likes - added 8 years ago

Welcome to the Neighborhood! Humans need a lot of things to survive (I'm sure you've noticed). We need food, water, and shelter and it takes a lot of resources to get all of those things. What are resources? In this episode of Crash Course Kids, Sabrina t
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Screenplays: Crash Course Film Production #1

590 views / 0 likes - added 6 years ago

If you want to make a movie, generally you're going to want to start with a script. In this episode of Crash Course Film Production, Lily Gladstone talks about the basics of screenplays and how to get started thinking about and actually writing your movie
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100 Years of Solitude Part 2: Crash Course Literature 307

583 views / 0 likes - added 7 years ago

In which we continue our exhaustive look at One Hundred Years of Solitude by Gabriel Garcia Marquez. Crash Course is on Patreon! You can support us directly by signing up at http://www.patreon.com/crashcourse Thanks to the following Patrons for their gene
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1,491 views / 0 likes - added 8 years ago

So, how do engineers even figure out what problem needs to get fixed? And what's the difference between identifying a problem and just complaining about something. In this episode of Crash Course Kids, Sabrina talks about how we can all be better Engineer
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1,577 views / 0 likes - added 1 year ago

Dig into the science of stretching, and find out what it actually does to your muscles and how you can improve your flexibility.--An athlete is preparing for a game. Theyve put on their gear and done their warmup, and now its time for one more routine str
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World Cinema - Part 2: Crash Course Film History #15

566 views / 0 likes - added 6 years ago

Africa, the Middle East, and South America have their own vibrant film communities and filmmakers. From social and political commentary to experimental films, these regions have made some very important pieces of cinema over the last century. In this epis
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Spaced Out: Crash Course Kids #25.1

747 views / 2 likes - added 8 years ago

So... how big is the Universe? It's big... really big... no, bigger than that... it's big. In this episode of Crash Course Kids, Sabrina gives us some perspective on this whole Universe thing and how we fit into it. Watch More Crash Course Kids: https://w
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908 views / 1 likes - added 8 years ago

In which Jacob Clifford and Adriene Hill launch a brand new Crash Course on Economics! So, what is economics? Good question. It's not necessarily about money, or stock markets, or trade. It's about people and choices. What, you may ask, does that mean. We
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1,953 views / 7 likes - added 8 years ago

So, if gravity pulls everything down, then why don't things on the bottom of the Earth get pulled down into space? In this episode of Crash Course Kids, Sabrina talks about gravity and explains that when we talk about gravity pulling things down, what we
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Frankenstein Part II: Crash Course Literature 206

665 views / 0 likes - added 9 years ago

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th
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1,283 views / 2 likes - added 8 years ago

We've already talked about how the Earth is divided into four spheres (The Hydrosphere, the Biosphere, the Geosphere, and the Atmosphere). But, how do these different sphere interact with each other? In this episode of Crash Course Kids, Sabrina chats wit
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1,339 views / 1 likes - added 8 years ago

The second part of our two part tale of the puzzle that is Earth. In this episode, Sabrina talks about the Hydrosphere and the Atmosphere and what is contained in each one. Let's dive in!!! This first series is based on 5th grade science. We're super exci
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1,843 views / 1 likes - added 8 years ago

Hank describes the desperate need many organisms have for nutrients (specifically nitrogen and phosphorus) and how they go about getting them via the nitrogen and phosphorus cycles. Like Crash Course! http://www.facebook.com/YouTubeCrashCourse Follow Cras
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2,275 views / 5 likes - added 8 years ago

So we have Weather and Climate... but are they the same thing? No, no they are not. But they are both super important to how the geosphere is shaped. In this episode of Crash Course Kids, Sabrina chats with us about the differences between Weather and Cli
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538 views / 0 likes - added 5 years ago

This visualization reconstructs malaria infection of a human child via mosquito bite, through invasion of cellular tissues including the liver and blood. All features are to scale, including mosquito, blood vessels, human cells and parasite. The visualiza
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676 views / 0 likes - added 9 years ago

2003 AIME II Problem 4 (part 1) More free lessons at: http://www.khanacademy.org/video?v=gXnHodHNusg
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810 views / 0 likes - added 7 years ago

Hello, world! Welcome to Crash Course Computer Science! So today, we’re going to take a look at computing’s origins, because even though our digital computers are relatively new, the need for computation is not. Since the start of civilization itself, hum
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1,459 views / 1 likes - added 8 years ago

So, what happens when there's not enough water? Well... not good things. Do we let homes have more water for showering and cooking? Or do we let farms have the water for growing crops? There aren't any easy solutions, but today Sabrina chats with us about
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3,027 views / 12 likes - added 8 years ago

Hey... what's matter? No no no, not what's THE matter. What's MATTER? In this episode of Crash Course Kids, Sabrina talks about what matter is and the three states of matter: Solid, Liquid, and Gas. She also does a quick experiment that you can do at home
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749 views / 0 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO: Helle Søndergaard FROM: Martin Søndergaard Congratulations for finishing first semester on physiotherapy! I'm so proud! *** You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as
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Robotic Ray Is Part Animal, Part Machine

646 views / 0 likes - added 7 years ago

Light-controlled cardiac muscle cells guide swimming of an artificial animal. Learn more: http://scim.ag/29rkDCn Read the research: http://scim.ag/29lax1u JOIN AAAS: http://scim.ag/2bxrxnH
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1,406 views / 4 likes - added 8 years ago

Everyone eats, right? But how does that food get the energy to power you? In this episode of Crash Course Kids, Sabrina talks about the way energy moves, or flows, through an ecosystem and how that movement forms Food Chains! This first series is based on
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1,310 views / 1 likes - added 8 years ago

So, what would happen if you dropped a hammer and a feather at the same time, from the same height? Well, the hammer would hit the ground first, right? But why? You might think it's because the hammer is heavier, or has more mass than the feather. But it'
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1,143 views / 0 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO: Carla FROM: Christopher Next stop is whenever. Just be like, "stop." *** You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if
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216 views / 0 likes - added 2 years ago

Things used to make these videos:In box Camera - Green Feathers wired IP camera https://www.green-feathers.co.uk/collections/bird-box-cameras/products/hd-ip-bird-box-camera - Use discount code YOUTUBE10 for 10% off non-discounted Green Feathers products a
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847 views / 0 likes - added 9 years ago

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.
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2,569 views / 28 likes - added 7 years ago

Best Funny Husky Puppies Video Compilation 2016 (Part 1) LOVE PET REMEMBRANCE FRAME:http://bit.ly/2gpGrTf
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1,425 views / 0 likes - added 9 years ago

And thus begins the most revolutionary biology course in history. Come and learn about covalent, ionic, and hydrogen bonds. What about electron orbitals, the octet rule, and what does it all have to do with a mad man named Gilbert Lewis? It's all containe
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4,661 views / 6 likes - added 8 years ago

Have you ever heard the phrase, "You look like a Million Bucks?" Well, you do... but you also look like a million particles. In this episode, Sabrina talks to us about matter and particles and that all matter is made up of particles. Also, she shows us ho
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670 views / 0 likes - added 9 years ago

Proof (Part 1) Minimizing Squared Error to Regression Line More free lessons at: http://www.khanacademy.org/video?v=mIx2Oj5y9Q8
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Muscle Man Gets Fired | Regular Show | Cartoon Network

289 views / 0 likes - added 1 year ago

Muscle Man just can't seem to hold down a steady job! Check out all the times he's been fired from his different jobs. Watch Regular Show on HBOMax. Episode: Under The HoodAbout Cartoon Network: Welcome to Cartoon Network's YouTube Channel, your destinati
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750 views / 1 likes - added 8 years ago

Have you ever thought about all the different kinds of groups you’re a part of? Like, there’s the friends you hang out with and your family, your hockey team, your Crash Course fan club, and that’s just for starters! And even though these groups are total
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1,281 views / 2 likes - added 8 years ago

Have you ever heard of the Peppered Moth? It's a great example of how living things can change because their environment has changed. And it's not just them! There used to be giant insects roaming the world, but they got smaller through time because their
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1,023 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/the-fundamentals-of-space-time-part-1-andrew-pontzen-and-tom-whyntie View part 2: http://ed.ted.com/lessons/the-fundamentals-of-space-time-part-2-andrew-pontzen-and-tom-whyntie View part 3 here: http://ed.ted.co
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198 views / 1 likes - added 2 years ago

Check out Animal IQ on PBS Terra! https://youtu.be/Ejhbr_t7BlcSo what is an animal anyway? In our inaugural episode of Crash Course Zoology, well endeavor to answer just that because as it turns out, its complicated! But before we get there well need to i
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1,041 views / 0 likes - added 9 years ago

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.
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864 views / 0 likes - added 8 years ago

We all know that failure is bad... but is it? Actually, Engineers need things to fail so they can understand how to make things better. In this episode of Crash Course Kids, Sabrina chats to us about failure points and how they can help us find better sol
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What Is Artificial Intelligence? Crash Course AI #1

276 views / 0 likes - added 4 years ago

Artificial intelligence is everywhere and it's already making a huge impact on our lives. It's autocompleting texts on our cellphones, telling us which videos to watch on YouTube, beating us at video games, recognizing us in photos, ordering products in s
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879 views / 3 likes - added 8 years ago

Water travels... a lot. In fact, the water cycle is amazing and takes water all over the planet by using evaporation, condensation, and precipitation. In this episode of Crash Course Kids, Sabrina shows us how the water cycle works and how you can create
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729 views / 0 likes - added 7 years ago

Well, they're not really "magic." Maybe "illusion" is a better way to say it. As we begin this journey of the history of cinema, we need to understand how movies trick our brains into even understanding that a movie is a movie. In this episode of Crash Co
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440 views / 0 likes - added 1 year ago

Mr. Wizard explains what "muscle pairs" are. Subscribe now for more science, nature and technology clips from the 1980's Nickelodeon show, Mr. Wizard's World, every week on #WizardWednesdays. SUBSCRIBE HERE: http://bit.ly/mrwizard
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1,244 views / 2 likes - added 8 years ago

What are air currents? Air currents are like rivers of wind caused by areas of high and low pressure.The air above the land is warmer and less dense, so it rises. The air over the water is cooler and heavier. The cool air rushes in toward the low-pressure
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Citizen Kane: Crash Course Film Criticism #1

556 views / 0 likes - added 6 years ago

Try CuriosityStream today: http://curiositystream.com/crashcourse and use the promo code "crashcourse" to get the first two months free! Is Citizen Kane the BEST MOVIE EVER MADE? Is that even an answerable question? Michael Aranda will try to help us thro
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2,160 views / 0 likes - added 7 years ago

The gang toys with Muscle Man as he sleeps. CN GAMES: http://bit.ly/CNGames SUBSCRIBE: http://bit.ly/109Y6wq WATCH MORE: http://bit.ly/CNRegularShow About Regular Show: Best friends, Mordecai (a six-foot-tall blue jay) and Rigby (a hyperactive raccoon), a
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1,801 views / 1 likes - added 8 years ago

So you know that iced tea you like so much? Or that sweet soda drink? They're actually a few different things combined to make a new thing. In this episode of Crash Course Kids, Sabrina talks about all the different mixtures, solutions, and ants that can
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1,597 views / 0 likes - added 8 years ago

If you're like us, you love the sound of a brunch buffet. But not everything you eat at that glorious buffet is going to be turned into energy. Your body has to work with different forms of food in different ways. In this episode of Crash Course Anatomy &
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Singapore Math: Grade 3a, Unit 1 (part 1)

488 views / 0 likes - added 9 years ago

Objectives: Read and write numbers less than 10,000. Relate each 4-digit number to its place value.
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251 views / 0 likes - added 2 years ago

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206 views / 0 likes - added 2 years ago

In 1951, Henrietta Lacks, a black woman from Baltimore, USA, died of cancer. However, cells taken from her body without her knowledge continued to grow and multiply even after her death. They became the first 'immortalised human cell line' and changed med
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1,632 views / 1 likes - added 8 years ago

Nearly 200 years ago, Alexis St. Martin was shot in the stomach. He was saved by local army doctor William Beaumont, but had to live out his remaining years with a gaping hole in the stomach -- allowing Beaumont to learn a lot about how human digestion wo
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769 views / 0 likes - added 8 years ago

So, variables. There are lots of them when trying to test an idea. The trick is to isolate one variable at a time to get reliable results every time. But, how do we do that? In this episode of Crash Course Kids, Sabrina shows us how to isolate variables a
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799 views / 3 likes - added 8 years ago

So, we've built a lot of things over the last year and we've become awesome engineers in the process. But now it's time for a real challenge. Let's build a city! That's right, you heard me! In this episode, Sabrina shows us what we need to think about whe
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This Lab-Grown Brain Made A Muscle TWITCH, Here’s How

363 views / 0 likes - added 5 years ago

Growing brains can be a tricky process, but growing ones that can make muscles move? That's an incredible feat. Here's how scientists did it. How Close Are We to Farming Human Body Parts? - https://youtu.be/oRHxX9OW9ow Read More: Cerebral organoids at the
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116 views / 0 likes - added 6 months ago

Click to watch more of The Amazing World of Gumball - https://www.youtube.com/watch?v=Fu2BjEH4u84&list=PL77ED97B132C66551Gumball, the amusing blue cat with a giant head and his best buddy Darwin, a pet goldfish who sprouted legs, step up the hilarity and
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1,677 views / 1 likes - added 8 years ago

In this, THE FIRST EPISODE of Crash Course Physics, your host Dr. Shini Somara introduces us to the ideas of motion in a straight line. She talks about displacement, acceleration, time, velocity, and the definition of acceleration. Also, how does a physic
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A robotic Petri dish: How to grow human cells in a robot shoulder

171 views / 0 likes - added 1 year ago

Human cells grown in the lab could one day be used for a variety of tissue grafts, but these cells need the right kind of environment and stimulation. New research suggests that robot bodies could provide tendon cells with the same kind of stretching and
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816 views / 0 likes - added 8 years ago

This week, Stan Muller launches the Crash Course Intellectual Property mini-series. So, what is intellectual property, and why are we teaching it? Well, intellectual property is about ideas and their ownership, and it's basically about the rights of creat
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1,413 views / 0 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO: NerdFighteria FROM: Dave at DTXC.CO Cycling t-shirts at DTXC.CO. Don't give up the Road! DFTBA! *** Subbable Co-Sponsors: Logan Sanders https://www.facebook.com/perrylogans Dr. Boyev http://youtube.com/taichiknees *** You can di
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1,893 views / 8 likes - added 8 years ago

If you look out your window, you'll probably notice a bunch of things; houses, streets... hopefully a tree. But beyond that you'll see things like mountains, rivers, volcanoes... well, hopefully not a volcano. These are landforms and they come in differen
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941 views / 4 likes - added 8 years ago

Do other planets have weather? It turns out that, yes, they do! But, the weather isn't all the same on other planets because of things like atmosphere. In this episode of Crash Course Kids, Sabrina takes us on a tour of the weather on the rocky planets in
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859 views / 1 likes - added 8 years ago

It's time to design some trials. Sometimes engineers need to figure out how to test ideas. In order to do that, we need to design trials to find failure points and see how things are going to work in the real world (with gravity, wind, and human error all
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871 views / 2 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/the-immortal-cells-of-henrietta-lacks-robin-bulleri Imagine something small enough to float on a particle of dust that holds the keys to understanding cancer, virology, and genetics. Luckily for us, such a thing
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1,958 views / 6 likes - added 8 years ago

We have a lot of water on Earth, but we also can't actually drink much of it... or use it for farming. That's because most of the water on Earth is saltwater. We humans, like a lot of living things, need freshwater to survive. In this episode of Crash Cou
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910 views / 2 likes - added 8 years ago

Today we're going to take a hike up Mt. Kilimanjaro so we can talk about how the geosphere changes based on many different things. On the same mountain we can travel through many different habitats like rain forests, savannas, and moorlands. Let's take a
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1,013 views / 3 likes - added 7 years ago

Ms Booksy's adventures with Alice continue in a whole new world - through the looking glass - where everything is backwards! Watch Looking Glass Pt 2 here: https://www.youtube.com/watch?v=2uUOvDUBf5c Watch Alice in Wonderland Part 8: http://bit.ly/1o3QM5Q
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605 views / 0 likes - added 6 years ago

After killing senescent “zombie” cells in mice, researchers were able to extend the mice’s lives by 25%. But what are these hidden cells? Is Young Blood The Secret To Eternal Youth? - https://youtu.be/CTNTfjbG14Y Read More: To Stay Young, Kill Zombie Cell
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1,437 views / 0 likes - added 8 years ago

So, we know what materials are, but can we make new materials? Or improve the materials we already have? In this episode of Crash Course Kids, Sabrina shows us how Material Scientists are working on these two things today. Also, your cell phone holds the
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782 views / 1 likes - added 8 years ago

Remember pre-school? If not, IT WAS SO MUCH EASIER! But when you were stacking blocks and figuring out which block went into which shaped hole, you were learning about properties. In this episode of Crash Course Kids, Sabrina talks about what properties a
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2,236 views / 1 likes - added 8 years ago

Updated with graphics fixed. Thanks for pointing that out! Ever wonder why we have seasons? A lot of people think it's because the Earth gets further away from the sun in winter, and closer in the summer. But, it's actually more interesting than that. In
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1,578 views / 1 likes - added 8 years ago

Stem cell research is still very controversial, so why do we want to use stem cells in the first place? Why are they so useful, and what can they do? Read More: Researchers Grow Tiny Beating Human Hearts From Stem Cells http://www.popsci.com/researchers-g
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813 views / 0 likes - added 6 years ago

The first step in honing your new study skills is to take better notes. This week Thomas will tell you everything you need to know to come to class prepared and find a note-taking system that will help you retain and review like a champ. Resources: Study
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1,271 views / 0 likes - added 8 years ago

So, you know about stars. But what if those stars formed a super group like The Avengers? Well, then you have a Constellation! In this episode of Crash Course Kids, Sabrina chats about stars, constellations, and how humans have used constellations to tell
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1,620 views / 2 likes - added 8 years ago

As we promised last week, we're not quite done talking about your pee yet. Today Hank explains how the urinary system regulates the production of urine, by maintaining a study glomerular flow rate. He'll also cover the anatomy of storing and excreting uri
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1,094 views / 2 likes - added 8 years ago

What happens to a single ecosystem when the amount of freshwater available in it changes? Not really much good. In this episode of Crash Course Kids, Sabrina talks about ecosystems and how one small change can lead to a cascade effect in the entire ecosys
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1,113 views / 2 likes - added 9 years ago

In which John Green kicks off the Crash Course Literature mini series with a reasonable set of questions. Why do we read? What's the point of reading critically. John will argue that reading is about effectively communicating with other people. Unlike a d
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1,208 views / 2 likes - added 8 years ago

Remember Sol, the closest star to Earth? We like to call it The Sun and we haven't talked about it in a little while. One interesting thing about the energy we get from the sun is that it's not absorbed the same way by different materials. In fact, even a
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735 views / 1 likes - added 4 years ago

Our European history is going to start around 1500 with the Renaissance, but believe it or not, that is not the actual beginning of history in the continent. So, today, we're going to teach you the broad outlines of the so-called Middle Ages, and look at
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The Agricultural Revolution: Crash Course World History #1

838 views / 0 likes - added 9 years ago

Crash Course World History is now available on DVD! Visit http://dft.ba/-CCWHDVD to buy a set for your home or classroom. You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything
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Wood, Water, And Properties: Crash Course Kids #15.1

817 views / 1 likes - added 8 years ago

Quick, think of three words to describe yourself. TIME'S UP! What did you think of? Chances are you thought of descriptive words that we call Properties. In this episode of Crash Course Kids, Sabrina talks about how properties help us understand objects.
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How do steroids affect your muscles and the rest of your body? - Anees Bahji

380 views / 0 likes - added 3 years ago

Dig into the science of how anabolic steroids and their recreational use can affect your body, organs and brain. --Steroids. Theyve caused global scandals. Theyre banned in most athletic competitions. Yet the same properties that help elite athletes and b
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This Rare Mutation Gives You Massive Muscles At Birth

519 views / 1 likes - added 5 years ago

This RARE mutation can make you VERY muscular, but what exactly is happening to cause this? Is it harmful? Watch more: “This Rare Syndrome Essentially Turns You To Stone"” ►► https://www.youtube.com/watch?v=eVT83mXX6xA&list=PL8L0MzSk_V6JtEDRfRMyb6rFd1acqY
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Oobleck And Non-Newtonian Fluids: Crash Course Kids #46.1

1,035 views / 1 likes - added 8 years ago

Ever heard of Oobleck? How about Non-Newtonian fluids? Well, today Sabrina is going to show us that things can sometimes behave like a solid, and sometimes like a liquid depending on how much force is applied to them. In this episode of Crash Course Kids,
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Galvanic Cells

536 views / 0 likes - added 9 years ago

Redox reactions to drive Galvanic Cells.
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Long Division of Numbers - Arithmetic Basics, Ex 1

1,995 views / 0 likes - added 8 years ago

Need a LIVE tutor to help answer a question? Check out the people at http://www.tutor.com/signup?AdDist=1&ExAdId=90fddaff-89aa-4a4f-91da-90841e168246&TDC_OfferCode=e2bf363b-0cb8-4635-98c3-2b5211d0847a&subject=math&grade=undefined for a FRE
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Vacation Or Conservation (Of Mass): Crash Course Kids #23.1

4,162 views / 0 likes - added 8 years ago

So when water evaporates, what happens? Where does that water go? Does just vanish? Is it no more? Can matter every just go away? Well, the answer is no, it can't. But it can LOOK like it does. In this episode of Crash Course Kids, Sabrina shows us how Co
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Earth's Rotation & Revolution: Crash Course Kids 8.1

1,508 views / 1 likes - added 8 years ago

So, have you ever wondered why we have seasons? Or maybe where the sun goes when it's night time? *Hint: It doesn't actually go anywhere* In this episode of Crash Course Kids, Sabrina talks about the Earth's rotation and revolution and how these things co
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How Every Single Pixar Movie Advanced 3D Animation, Part 1 | Movies Insider

391 views / 0 likes - added 2 years ago

Every Pixar movie has introduced its own technical problems, from creating the first fully computer-animated feature film with "Toy Story" to developing a stronger virtual camera for "WALL-E." In this episode of "Movies Insider," we take a look at how the
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The Zodiac Constellations: Crash Course Kids #37.1

899 views / 2 likes - added 8 years ago

We've talked about constellations; groups of stars in the night sky that we assign names to. But there are a certain group of special constellations called The Zodiac that Sabrina is going to chat about. Gemini, Sagittarius, Scorpio? You've heard of them
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FAMILY HOUSE PARTY Part 1 | Powerpuff Girls CHRISTMAS | Cartoon Network

151 views / 1 likes - added 2 years ago

FOR MORE POWERPUFF GIRLS CHRISTMAS CLICK HERE: https://bit.ly/3GM8hAj Click to watch Christmas videos: https://www.youtube.com/watch?v=3m0yT-Q3W04&list=PLx8JHubmxgM-rWF5A8fhXpCeLbPt1vY-H Click to watch more of the Powerpuff Girls: https://www.youtube.com/
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World War II Part 2 - The Homefront: Crash Course US History #36

1,434 views / 3 likes - added 9 years ago

Crash Course World History is now available on DVD! Visit http://dft.ba/-CCWHDVD to buy a set for your home or classroom. You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything
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Prokaryotic And Eukaryotic Cells

743 views / 0 likes - added 8 years ago

Prokaryotic and eukaryotic cells. Bacteria and archaea.
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How Does Protein Build Muscle?

875 views / 0 likes - added 7 years ago

Subscribe! http://bit.ly/ACSReactions For those striving to build muscle, protein is essential. While this is obvious to many athletes and gym-goers, the biological and chemical processes between drinking a protein shake and getting “swole” may not be so
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Natural Killer Cells: a Fascinating Evolutionary Arms Race

99 views / 0 likes - added 1 year ago

The first 500 people to use this link will get 2 free months of Skillshare Premium Membership: https://skl.sh/stevemould9NK cells are part of the immune system and they perform a clever countermeasure to a viruses clever counter measure to our immune syst
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Aliens, Time Travel, And Dresden -Slaughterhouse-Five Part I: Crash Course Literature 212

743 views / 2 likes - added 8 years ago

You can directly support Crash Course at https://www.patreon.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th
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Your Cells Send Trillions of Messages Every Second, Here's How

282 views / 0 likes - added 4 years ago

To function properly, our bodies depend on tons of chemical messages to fire every second of our lives, but how exactly does our body know how to do this? In this episode, Patrick will help break down communication on a cellular level. Subscribe to Seeker
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This is How Your Body Makes New Cells

635 views / 0 likes - added 3 years ago

If we want to become a functioning human being, we need to have cells grow and replicate. In the final episode of this Human season, Patrick will explain the cell cycle and why we aren't just clones of our parents. Subscribe to Seeker! http://bit.ly/subsc
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Tissues, Part 4 - Types of Connective Tissues: Crash Course A&P #5

1,585 views / 0 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO: the world. FROM: Laura Love Rathbun Learning is the best thing to do with your you! *** You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're
05:42 Popular
How We Think Complex Cells Evolved - Adam Jacobson

839 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/how-we-think-complex-cells-evolved-adam-jacobson Imagine you swallowed a small bird and suddenly gained the ability to fly … or you ate a cobra and were able to spit poisonous venom! Well, throughout the history
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Part 1: How Does New Genetic Information Evolve? Point Mutations

918 views / 0 likes - added 5 years ago

Support Stated Clearly on Patreon: https://www.patreon.com/statedclearly This film is the first of a two part series on the evolution of new genetic information. Here we focus on Point Mutations - the simplest natural mechanisms known to increase the gene
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Brad Makes Chocolate in Ecuador: Part 1 | It's Alive | Bon Appétit

577 views / 1 likes - added 6 years ago

Bon Appétit Test Kitchen manager, Brad Leone, is back for episode 23 of “It’s Alive,” and this time he’s learning how to make chocolate. (Fermentation plays a key role in the chocolate making process!) Brad travels with Guittard Chocolate to visit a cacao
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Galaxies, Part 2: Crash Course Astronomy #39

657 views / 0 likes - added 8 years ago

Active galaxies pour out lots of energy, due to their central supermassive black holes gobbling down matter. Galaxies tend not to be loners, but instead exist in smaller groups and larger clusters. Our Milky Way is part of the Local Group, and will one da
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Snippet: Wounds close with the help of fat cells

420 views / 0 likes - added 6 years ago

Scientists discover that fat cells travel to wounds and help with repair in fruit flies. Read more about this finding: http://scim.ag/2BPl6eW In this video, fat calls are very large green shapes surrounded by smaller red-stained cells. Read the paper: htt
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Things Fall Apart, Part 2: Crash Course Literature 209

651 views / 0 likes - added 9 years ago

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th
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Where Did Eukaryotic Cells Come From? - A Journey Into Endosymbiotic Theory

1,348 views / 0 likes - added 4 years ago

1.8 billion years ago, a cell ate another cell, but it didn't digest it, and without that happening, we would not exist. This week we explore the origins of eukaryotic cells and ask the question, "Are our cells more than ourselves?"SciShow's "Was the Apol
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Broken Age: Act 2 - Tube Trouble - Part 1

732 views / 2 likes - added 8 years ago

Watch Act 1 - https://youtu.be/f41P6fDl9js Part 2 - https://youtu.be/_eJd6oEDqjk Welcome to my lets play on Broken Age Act 2. In this series I will be playing through the entire game with commentary. Website - http://www.brokenagegame.com Twitter - @stamp
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Minecraft: Xbox - Building Time - The Future! - Part 1 {45}

714 views / 1 likes - added 7 years ago

This is a 2 part special. See part 2 of the build on Friday. Welcome to Building time. In this series I will be having 15 minute round build offs against Ballistic Squid. Make sure to vote for your favorite build and leave a suggestion for a topic we can
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Algebra Basics: Solving Basic Equations Part 1 - Math Antics

2,530 views / 3 likes - added 8 years ago

Part of the Algebra Basics Series: https://www.youtube.com/watch?v=NybHckSEQBI&list=PLUPEBWbAHUszT_GebJK23JHdd_Bss1N-G Previous video: https://youtu.be/NybHckSEQBI Next video: https://youtu.be/Qyd_v3DGzTM This video shows students how to solve simple 1-st
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How To Draw A Realistic Horse (Part 1)

1,404 views / 2 likes - added 8 years ago

This how to draw a realistic horse lesson is the first in a three part series. Be sure to check back tomorrow for the second part! EMAIL A PHOTO OF YOUR ART: myart@artforkidshub.com MAIL US YOUR ART: Art for Kids Hub P.O. Box 927 Pleasant Grove, UT 84062
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Tissues, Part 3 - Connective Tissues: Crash Course A&P #4

1,134 views / 0 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO: Ashley FROM: Fee Happy birthday nerd also I love you lots and lots *** You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if y
10:54 Popular
Intro to Psychology - Crash Course Psychology #1

996 views / 0 likes - added 9 years ago

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.
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Red blood cells

739 views / 0 likes - added 9 years ago

Oxygen uptake by hemoglobin in red blood cells More free lessons at: http://www.khanacademy.org/video?v=fLKOBQ6cZHA