Crash Course
Consciousness - Crash Course Psychology
What exactly is Consciousness? Well... that's kind of a gray area. In this episode of Crash Course Psychology, Hank gives you the basic ideas of what Consciousness is, how our attention works, and why we shouldn't text and drive......
Crash Course
War and Nation Building in Latin America: Crash Course World History 225
In which John Green teaches you about nation building and nationalism in Latin America. Sometimes, the nations of Latin America get compared to the nations of Europe, and are found wanting. This is kind of a silly comparison. The rise of...
PBS
Hacking at Quantum Speed with Shor's Algorithm
Classical computers struggle to crack modern encryption. But quantum computers using Shor's Algorithm make short work of RSA cryptography. Find out how.
Crash Course
The Fall of Communism: Crash Course European History
The aftermath of the collapse of the Soviet Union and its Warsaw Pact had a huge impact on the countries of Eastern Europe. As the former satellite states turned away from communism and Soviet influence, some of them shifted toward...
PBS
Anti-Matter and Quantum Relativity
Paul Dirac's insights into the nature of Quantum Mechanics laid the foundation for Quantum Field Theory and predicted the existence of anti-matter. Part 1 in our series on Quantum Field Theory.
PBS
The Mathematics of Quantum Computers
What is the math behind quantum computers? And why are quantum computers so amazing? Find out on this episode of Infinite Series.
Crash Course
AI Playing Games
As we mentioned last episode, one of the best test spaces for building new AI systems are games. This is because games provide a great framework for an AI to learn an objective and slowly improve. In recent years, AI has made huge...
TED Talks
TED: The end of Roe v. Wade -- and what comes next | Kathryn Kolbert
Roe v. Wade, the landmark 1973 Supreme Court decision protecting people's right to have an abortion in the United States, will be overturned within a year, says reproductive rights attorney Kathryn Kolbert. In this electrifying call to...
TED Talks
TED: How economic inequality harms societies | Richard Wilkinson
We feel instinctively that societies with huge income gaps are somehow going wrong. Richard Wilkinson charts the hard data on economic inequality, and shows what gets worse when rich and poor are too far apart: real effects on health,...
SciShow
IDTIMWYTIM Schrodingers Cat
"I Don't Think It Means What You Think It Means" examines scientific theories that have taken on a life of their own in popular culture & we help you understand what they really mean in scientific terms. Today we take on Schrodinger's...
MinutePhysics
Solution to the Grandfather Paradox
If you could travel back in time, and you killed your grandfather, would you be killing your future self? What do physics, complexity theory, and computer science have to say about this famous murderous time-travel paradox?
TED Talks
Alice Dreger: Is anatomy destiny?
Alice Dreger works with people at the edge of anatomy, such as conjoined twins and intersexed people. In her observation, it's often a fuzzy line between male and female, among other anatomical distinctions. Which brings up a huge...
TED Talks
TED: Why doctors are offering free tax prep in their waiting rooms | Lucy Marcil
More than 90 percent of children in the US see a doctor at least once a year, which means countless hours spent in waiting rooms for parents. What if those hours could be used for something productive -- like saving money? Through her...
TED Talks
TED: Civilization on the Moon -- and what it means for life on Earth | Jessy Kate Schingler
We could realistically see people starting to live and work on the Moon in the next decade -- and how we do it matters, says space policy researcher Jessy Kate Schingler. In this fascinating talk, she discusses the critical issues that...
Crash Course
Reconstruction and 1876 Crash Course US History
In which John Green teaches you about Reconstruction. After the divisive, destructive Civil War, Abraham Lincoln had a plan to reconcile the country and make it whole again. Then he got shot, Andrew Johnson took over, and the...
TED Talks
Africa's cheetahs versus hippos - George Ayittey
* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. Ghanaian economist George Ayittey unleashes a torrent of controlled anger toward corrupt leaders in Africa -- and...
TED-Ed
TED-ED: Big Data - Tim Smith
There is a mind-boggling amount of data floating around our society. Physicists at CERN have been pondering how to store and share their ever more massive data for decades - stimulating globalization of the internet along the way, whilst...
TED Talks
Juan Enriquez: The life code that will reshape the future
Scientific discoveries, futurist Juan Enriquez notes, demand a shift in code, and our ability to thrive depends on our mastery of that code. Here, he applies this notion to the field of genomics.
TED Talks
TED: The surprising way groups like ISIS stay in power | Benedetta Berti
ISIS, Hezbollah, Hamas. These three very different groups are known for violence — but that’s only a portion of what they do, says policy analyst Benedetta Berti. They also attempt to win over populations with social work: setting up...
SciShow
How Much Data Can Our Brains Store?
Our brains aren't exactly like a computer's hard drive, but it can still be fun to think about just how much storage space we have in our noggins.
TED Talks
Lawrence Lessig: We the People, and the Republic we must reclaim
There is a corruption at the heart of American politics, caused by the dependence of Congressional candidates on funding from the tiniest percentage of citizens. That's the argument at the core of this blistering talk by legal scholar...
TED Talks
Hans Rosling: New insights on poverty
Researcher Hans Rosling uses his cool data tools to show how countries are pulling themselves out of poverty. He demos Dollar Street, comparing households of varying income levels worldwide. Then he does something really amazing.
Crash Course
Discrimination: Crash Course Government and Politics
Today, Craig is going to wrap up our discussion of discrimination by looking more closely at those “discrete and insular minorities” referenced in the 14th Amendment. We’ll talk about instances of discrimination of Asian, European, and...