Curated Video
RUSSIA: ELECTIONS: POLITICIANS CASTING THEIR VOTE
Russian/Eng/Nat
Russia's main politicians have begun casting their votes in the country's elections for a new Duma, the lower house of parliament.
Voters are choosing from a broad spectrum of 26 parties, with the Communist Party favoured...
PBS
Counting the benefits of teaching math to 3-year-olds
"In Boston public schools, 3, 4 and 5-year-olds are getting their first introduction to math. Before they walk through the kindergarten door, the "Building Blocks" curriculum is designed to encourage very young children to think and talk...
3Blue1Brown
Abstract vector spaces | Essence of linear algebra, chapter 11
What is a vector space? Even though they are initial taught in the context of arrows in space, or with vectors being lists of numbers, the idea is much more general and far-reaching.
3Blue1Brown
A quick trick for computing eigenvalues | Essence of linear algebra, chapter 15
A quick way to compute eigenvalues of a 2x2 matrix
3Blue1Brown
Group theory, abstraction, and the 196,883-dimensional monster
An introduction to group theory, and the monster group.
3Blue1Brown
What's so special about Euler's number e? Essence of Calculus - Part 5 of 11
What is the derivative of a^x? Why is e^x its own derivative? This video shows how to think about the rule for differentiating exponential functions.
3Blue1Brown
Abstract vector spaces: Essence of Linear Algebra - Part 15 of 15
What is a vector space? Even though they are initial taught in the context of arrows in space, or with vectors being lists of numbers, the idea is much more general and far-reaching.
3Blue1Brown
Derivatives of exponentials | Chapter 5, Essence of calculus
What is the derivative of a^x? Why is e^x its own derivative? This video shows how to think about the rule for differentiating exponential functions.
Crash Course Kids
Hunting for Properties
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...
PBS
What are Numbers Made of?
In the physical world, many seemingly basic things turn out to be built from even more basic things. Molecules are made of atoms, atoms are made of protons, neutrons, and electrons. So what are numbers made of?
TED-Ed
TED-ED: Why do people fear the wrong things? - Gerd Gigerenzer
A new drug reduces the risk of heart attacks by 40%. Shark attacks are up by a factor of two. Drinking a liter of soda per day doubles your chance of developing cancer. These are all examples of a common way risk is presented in news...
3Blue1Brown
But what is a partial differential equation? | DE2
The heat equation, as an introductory PDE.
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.
SciShow
4 of Physics’ (Other) Greatest Mysteries
Physicists are interested in the big questions like "Where did we come from?" and "What is all this stuff?". But the answers to some of these questions, just lead to more questions.
3Blue1Brown
Music And Measure Theory
How one of the introductory ideas in a field called "measure theory" can be thought of in terms of musical harnomy and dissonance.
MinutePhysics
How Shor's Algorithm Factors 314191
This video explains how Shor’s Algorithm factors the pseudoprime number 314191 into its prime factors using a quantum computer. The quantum computation relies on the number-theoretic analysis of the factoring problem via modular...
PBS
The Geometry of SET
In the card game SET, what is the maximum number of cards you can deal that might not contain a SET?
TED Talks
Craig Costello: In the war for information, will quantum computers defeat cryptographers?
In this glimpse into our technological future, cryptographer Craig Costello discusses the world-altering potential of quantum computers, which could shatter the limits set by today's machines -- and give code breakers a master key to the...
TED Talks
TED: Meet the inventor of the electronic spreadsheet | Dan Bricklin
Dan Bricklin changed the world forever when he codeveloped VisiCalc, the first electronic spreadsheet and grandfather of programs you probably use every day like Microsoft excel and Google Sheets. Join the software engineer and computing...
PBS
Kill the Mathematical Hydra
How do you defeat a creature that grows two heads for every one head you chop off? You do the math.
3Blue1Brown
Vectors, what even are they? | Essence of linear algebra, chapter 1
What is a vector? Is it an arrow in space? A list of numbers?
TED-Ed
TED-Ed: The psychology behind irrational decisions - Sara Garofalo
Often people make decisions that are not "rational" from a purely economical point of view - meaning that they don't necessarily lead to the best result. Why is that? Are we just bad at dealing with numbers and odds? Or is there a...