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Pbs Learning Media: Crash Course Us History: Ford, Carter, and the Economic Malaise
In which John Green teaches you about the economic malaise that beset the United States in the 1970s. A sort of perfect storm of events, it combined the continuing decline of America's manufacturing base and the oil shocks of 1973 and...
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Pbs Learning Media: Crash Course Government and Politics: Controlling Bureaucracies
In which we learn how bureaucracies are kept in check. In prior episodes, we discussed what bureaucracies are, and why they are formed. In this episode, we finish our discussion of bureaucracy by looking at methods that other branches of...
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Pbs Learning Media: Crash Course Anatomy and Physiology: Blood, Part 1: True Blood
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,...
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Pbs Learning Media: Crash Course Anatomy and Physiology: Peripheral Nervous System
It is now time to meet the system that helps your crazy brain stay in touch with the outside world: the peripheral nervous system. We follow up last week's tour of the central nervous system with a look at your peripheral nervous system,...
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Pbs Learning Media: Crash Course Artificial Intelligence: Reinforcement Learning #9
Reinforcement learning is useful in situations where we want to train AIs to have certain skills we don't fully understand. We're going to explore these ideas, introduce a ton of new terms like value, policy, agent, environment, actions,...
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Pbs Learning Media: Crash Course Anatomy and Physiology: Sympathetic Nervous System
Host Hank Green tries not to stress you out too much as he delves into the functions and terminology of your sympathetic nervous system. [10:43]
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Pbs Learning Media: Crash Course Government and Politics: Constitutional Compromises
The United States didn't always have its current system of government. Actually, this is its second attempt. Craig will delve into the failures (and few successes) of the Articles of Confederation, tell you how delegates settled on a...
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Pbs Learning Media: Crash Course Government and Politics: Civil Rights and Liberties
In this episode, we review civil rights and civil liberties. Often these terms are used interchangeably, but they are very different. Our civil liberties, contained in the Bill of Rights, once only protected us from the federal...
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Pbs Learning Media: Crash Course Government and Politics: Monetary and Fiscal Policy
Craig is going to dive into the controversy of monetary and fiscal policy. Monetary and fiscal policy are ways the government, and most notably the Federal Reserve, influences the economy-for better or for worse. [9:18]
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Pbs Learning Media: Crash Course Artificial Intelligence: Humans and Ai Working Together #14
Human-AI teams allow us to fill in each others weaknesses leveraging human creativity and insight with the ability to perform rote manual tasks and synthesize lots of information. This kind of collaboration can help us make better...
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Pbs Learning Media: Crash Course Artificial Intelligence: Natural Language Processing #7
We're going to talk about Natural Language Processing, or NLP, show you some strategies computers can use to better understand language like distributional semantics, and then we'll introduce you to a type of neural network called a...
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Pbs Learning Media: Crash Course Anatomy and Physiology: The Heart, Part 2: Heart Throbs
In this episode, we talk about the heart and heart throbs-both literal and those of the televised variety. We learn how your heart's pacemaker cells use leaky membranes to generate their own action potentials, and how the resulting...
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Pbs Learning Media: Crash Course Anatomy and Physiology: The Heart, Part 1: Under Pressure
Your heart gets a lot of attention from poets, songwriters, and storytellers, but today we'll learn how it really works. The heart's ventricles, atria, and valves create a pump that maintains both high and low pressure to circulate blood...
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Pbs Learning Media: Crash Course Anatomy and Physiology: Parasympathetic Nervous System
This week we are looking at your parasympathetic division, which is the "resting and digesting" unit of your nervous system. Unfortunately, learning about this de-stressing division also involves a whole lot of memorization. Don't worry,...
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Pbs Learning Media: Crash Course Us History: Taxes and Smuggling Prelude to Revolution
John Green teaches you that the Revolution did not start on July 4, 1776. The Revolutionary War didn't start on July 4 either. The shooting started on April 19, 1775, at Lexington and/or Concord, MA. Or the shooting started with the...
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Pbs Learning Media: Crash Course Us History: The Seven Years War and the Great Awakening
John Green teaches you about the beginnings of the American Revolution in a video titled The Seven Years War. Confusing? Maybe. John argues that the Seven Years War, which is often called the French and Indian War in the US, laid a lot...
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Pbs Learning Media: Crash Course Ecology: Population Ecology: The Texas Mosquito Mystery
Population ecology is the study of groups within a species that interact mostly with each other. It examines how these animals live together in one geographic area to understand why these populations are different in one time and place...
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Pbs Learning Media: Crash Course Us History: The Constitution, the Articles, and Federalism
John Green teaches you about the United States Constitution. During and after the American Revolutionary War, the government of the new country operated under the Articles of Confederation. While these Articles got the young nation...
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Pbs Learning Media: Crash Course Ecology: The Hydrologic and Carbon Cycles: Always Recycle!
Hank introduces us to biogeochemical cycles by describing his two favorites: carbon and water. The hydrologic cycle describes how water moves on, above, and below the surface of the Earth, driven by energy supplied by the sun and wind....
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Pbs Learning Media: Crash Course Artificial Intelligence: Algorithmic Bias and Fairness #18
We're going to talk about five common types of algorithmic bias we should pay attention to: data that reflects existing biases, unbalanced classes in training data, data that doesn't capture the right value, data that is amplified by...
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Pbs Learning Media: Crash Course Anatomy and Physiology: Blood, Part 2: There Will Be Blood
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 formation and life cycle of a red blood cell, including how their levels are regulated by EPO...
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Pbs Learning Media: Crash Course Anatomy and Physiology: Tissues, Part 2: Epithelial Tissue
In this episode, we break down the parts and functions of one of your body's unsung heroes: epithelial tissue. [10:15]
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Pbs Learning Media: Crash Course Anatomy and Physiology: Tissues, Part 3: Connective Tissues
In which we discuss the most abundant and diverse of the four tissue types: connective tissue. [10:28]
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Pbs Learning Media: Crash Course Us History: George Hw Bush and the End of the Cold War
In which John Green teaches you about the end of the Cold War and the presidency of George H.W. Bush. On the domestic front, the first president Bush inherited the relative prosperity of the later Reagan years and watched that prosperity...