3Blue1Brown
But how does bitcoin actually work?
How does bitcoin work? What is a "block chain"? What problem is this system trying to solve, and how does it use the tools of cryptography to do so?
TED Talks
TED: How China is changing the future of shopping | Angela Wang
China is a huge laboratory of innovation, says retail expert Angela Wang, and in this lab, everything takes place on people's phones. Five hundred million Chinese consumers -- the equivalent of the combined populations of the uS, uK and...
TED Talks
Rob Reid: How synthetic biology could wipe out humanity -- and how we can stop it
The world-changing promise of synthetic biology and gene editing has a dark side. In this far-seeing talk, author and entrepreneur Rob Reid reviews the risks of a world where more and more people have access to the tools and tech needed...
3Blue1Brown
What they won't teach you in calculus
A visual for derivatives which generalizes more nicely to topics beyond calculus. Thinking of a function as a transformation, the derivative measure how much that function locally stretches or squishes a given region.
TED Talks
TED: How to alter the perception of mental health care in Russia | Olga Kitaina
During the Soviet Union era, therapy was often used as a tool of political oppression. Since then, Russia has seen major reforms in mental health care -- but stigmas and distrust for the practice still live on. Psychologist and TED...
3Blue1Brown
Nonsquare matrices as transformations between dimensions | Essence of linear algebra, chapter 8
How do you think about a non-square matrix as a transformation?
SciShow
What If Your Body Didn’t Paralyze You During Sleep?
Our body is supposed to be paralyzed during REM sleep, but REM sleep behavior disorder might not allow you to stay in bed. It could even cause you to act out your dreams in real life.
TED Talks
TED: How cryptocurrency can help startups get investment capital | Ashwini Anburajan
We're living in a golden era of innovation, says entrepreneur Ashwini Anburajan -- but venture capital hasn't evolved to keep up, and startups aren't getting the funding they need to grow. In this quick talk, she shares the story of how...
Crash Course
How Does Public Health Tackle Outbreaks? Crash Course Outbreak Science
Public health activities are all the ways society coordinates to deliver better health to people. That may sound super broad, and it is, so in this episode of Crash Course Outbreak Science, we'll take a look at public health works to...
SciShow
From Showers to Sleep: Science Hacks for Your Everyday Life
From calories to sleep, there always seems to be something we're not doing right. Luckily scientists have looked into this and come up with some helpful advice to keep us happy and healthy.
TED-Ed
TED-Ed: Dennis Shasha: Can you solve the stolen rubies riddle?
Townspeople are demanding that a corrupt merchant's collection of 30 rubies be confiscated to reimburse the victims of his schemes. The king announces that the fine will be determined through a game of wits between the merchant and the...
3Blue1Brown
But what is a Neural Network? | Deep learning, chapter 1
An overview of what a neural network is, introduced in the context of recognizing hand-written digits.
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...
3Blue1Brown
Who (else) cares about topology? Stolen necklaces and Borsuk-Ulam: Topology - Part 2 of 3
How a famous theorem in topology, the Borsuk-Ulam theorem, can be used to solve a counting puzzle that seems completely distinct from topology.
SciShow
Why Do Men Have Nipples?
If men can't nurse, then why do they have nipples? The answer has less to do with evolution and more to do with your personal development as a teeny tiny embryo. Short version: We're all girls -- at least at first. Hank explains!
3Blue1Brown
But how does bitcoin actually work? Cryptocurrency - Part 1 of 2
How does bitcoin work? What is a "block chain"? What problem is this system trying to solve, and how does it use the tools of cryptography to do so?
TED Talks
Conrad Wolfram: Teaching kids real math with computers
From rockets to stock markets, many of humanity's most thrilling creations are powered by math. So why do kids lose interest in it? Conrad Wolfram says the part of math we teach -- calculation by hand -- isn't just tedious, it's mostly...
PBS
Topology Riddles | Infinite Series
Can you turn your pants inside out without taking your feet off the ground?
PBS
How Big are All Infinities Combined? (Cantor's Paradox)
Infinities come in different sizes. There's a whole tower of progressively larger "sizes of infinity". So what's the right way to describe the size of the whole tower?
SciShow
How the Electricity in Our Bodies Could Fight Cancer
One potential avenue for cancer treatment uses electricity not from any outside machine, but from within our own bodies.
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?
Crash Course
Cats Vs Dogs? Let's make an AI to settle this (LAB)
Today, in our final lab, Jabril tries to make an AI to settle the question once and for all, "Will a cat or a dog make us happier?" But in building this AI, Jabril will accidentally incorporate the very bias he was trying to avoid. So...
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...