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TEDtalks Medical Conference 2009 : Aimee Mullins: The opportunity ...

By: Aimee Mullins

The two annual TED conferences, in Long Beach/Palm Springs and Edinburgh, Scotland, bring together the world's most fascinating thinkers and doers, who are challenged to give the talk of their lives (in 18 minutes or less). TED Talks began as a simple attempt to share what happens at TED with the world. Under the moniker ideas worth spreading, talks were released online. They rapidly attracted a global audience in the millions. Indeed, the reaction was so enthusiastic th...

TED is a nonprofit devoted to Ideas Worth Spreading. It started out (in 1984) as a conference bringing together people from three worlds: Technology, Entertainment, Design. Since then its scope has become ever broader. Along with two annual conferences -- the TED Conference in Long Beach and Palm Springs each spring, and the TEDGlobal conference in Edinburgh UK each summer -- TED includes the award-winning TED Talks video site, the Open Translation Project and TED Conver...

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TEDx Projects HogeschoolUtrecht : Sebastian Deterding: What your d...

By: Sebastian Deterding

The two annual TED conferences, in Long Beach/Palm Springs and Edinburgh, Scotland, bring together the world's most fascinating thinkers and doers, who are challenged to give the talk of their lives (in 18 minutes or less). TED Talks began as a simple attempt to share what happens at TED with the world. Under the moniker ideas worth spreading, talks were released online. They rapidly attracted a global audience in the millions. Indeed, the reaction was so enthusiastic th...

TED is a nonprofit devoted to Ideas Worth Spreading. It started out (in 1984) as a conference bringing together people from three worlds: Technology, Entertainment, Design. Since then its scope has become ever broader. Along with two annual conferences -- the TED Conference in Long Beach and Palm Springs each spring, and the TEDGlobal conference in Edinburgh UK each summer -- TED includes the award-winning TED Talks video site, the Open Translation Project and TED Conver...

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TEDx Projects NASA : Dennis Hong: My seven species of robot

By: Dennis Hong

The two annual TED conferences, in Long Beach/Palm Springs and Edinburgh, Scotland, bring together the world's most fascinating thinkers and doers, who are challenged to give the talk of their lives (in 18 minutes or less). TED Talks began as a simple attempt to share what happens at TED with the world. Under the moniker ideas worth spreading, talks were released online. They rapidly attracted a global audience in the millions. Indeed, the reaction was so enthusiastic th...

TED is a nonprofit devoted to Ideas Worth Spreading. It started out (in 1984) as a conference bringing together people from three worlds: Technology, Entertainment, Design. Since then its scope has become ever broader. Along with two annual conferences -- the TED Conference in Long Beach and Palm Springs each spring, and the TEDGlobal conference in Edinburgh UK each summer -- TED includes the award-winning TED Talks video site, the Open Translation Project and TED Conver...

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TEDx Projects SanDiego : Jake Wood: A new mission for veterans -- ...

By: Jake Wood

The two annual TED conferences, in Long Beach/Palm Springs and Edinburgh, Scotland, bring together the world's most fascinating thinkers and doers, who are challenged to give the talk of their lives (in 18 minutes or less). TED Talks began as a simple attempt to share what happens at TED with the world. Under the moniker ideas worth spreading, talks were released online. They rapidly attracted a global audience in the millions. Indeed, the reaction was so enthusiastic th...

TED is a nonprofit devoted to Ideas Worth Spreading. It started out (in 1984) as a conference bringing together people from three worlds: Technology, Entertainment, Design. Since then its scope has become ever broader. Along with two annual conferences -- the TED Conference in Long Beach and Palm Springs each spring, and the TEDGlobal conference in Edinburgh UK each summer -- TED includes the award-winning TED Talks video site, the Open Translation Project and TED Conver...

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Hypothesis testing with two samples : Comparing Population Proport...

By: Sal Khan

Comparing Population Proportions 1

Making inferences based on sample data. Confidence intervals. Margin of error. Hypothesis testing.

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Poisson process : Poisson Process 1

By: Sal Khan

Introduction to Poisson Processes and the Poisson Distribution.

Random variables. Expected value. Probability distributions (both discrete and continuous). Binomial distribution. Poisson processes.

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Product and quotient rules : Equation of a tangent line

By: Sal Khan

Finding the equation of the line tangent to f(x)=xe^x when x=1

Calculating derivatives. Power rule. Product and quotient rules. Chain Rule. Implicit differentiation. Derivatives of common functions. You can figure out the derivative of f(x). You're also good for g(x). But what about f(x) times g(x)? This is what the

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Waves and optics : Snell's Law Example 2

By: Sal Khan

Snell's Law Example 2

Projectile motion, mechanics and electricity and magnetism. Solid understanding of algebra and a basic understanding of trigonometry necessary.

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Measuring cost of living --inflation and the consumer price index ...

By: Sal Khan

Basics of price inflation and the CPI (consumer price index)

Inflation and deflation. CPI-U. Real and nominal return. Phillips Curve.

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Function inverses : Function Inverses Example 2

By: Sal Khan

Function Inverses Example 2

Revisiting what a function is and how we can define and visualize one.

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TEDtalks Conference, State : Clay Shirky: How social media can mak...

By: Clay Shirky

The two annual TED conferences, in Long Beach/Palm Springs and Edinburgh, Scotland, bring together the world's most fascinating thinkers and doers, who are challenged to give the talk of their lives (in 18 minutes or less). TED Talks began as a simple attempt to share what happens at TED with the world. Under the moniker ideas worth spreading, talks were released online. They rapidly attracted a global audience in the millions. Indeed, the reaction was so enthusiastic th...

TED is a nonprofit devoted to Ideas Worth Spreading. It started out (in 1984) as a conference bringing together people from three worlds: Technology, Entertainment, Design. Since then its scope has become ever broader. Along with two annual conferences -- the TED Conference in Long Beach and Palm Springs each spring, and the TEDGlobal conference in Edinburgh UK each summer -- TED includes the award-winning TED Talks video site, the Open Translation Project and TED Conver...

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Corporate metrics and valuation : Depreciation

By: Sal Khan

Depreciation a capital asset

Life is full of people who will try to convince you that something is a good or bad idea by spouting technical jargon. Most of them have no idea what they are talking about. Don't be one of those people or their victims when it comes to stocks. From P/E r

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Projectile Launcher : Update and modify your ping pong ball launcher

By: Karl Wendt

We upgrade our ping pong ball launcher to make it safer, more accurate and more reliable.

This section highlights hands-on projects designed to inspire real world explorations and critical thinking.

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Collateralized debt obligations : Collateralized Debt Obligation O...

By: Sal Khan

How CDOs can give different investors different levels of risk and returns with the same underlying assets

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Art History: Russia : Icon of Saint George (the Black George)

By: Beth Harris, Steven Zucker

Icon of Saint George (the Black George), late 14th Century, tempera, gesso on linden (?) panel, , 77. 4 x 57 cm (British Museum, London) Speakers: Pippa Couch and Rachel Ropeik

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More fancy equations for beginners : Example 2: Variables on both ...

By: Sal Khan, Monterey Institute for Technology and Education

Solving Equations 2

You've been through Equation examples for beginners and are feeling good. Well, this tutorial continues that journey by addressing equations that are just a bit more fancy. By the end of this tutorial, you really will have some of the core algebraic too

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Balance of payments- current account and capital account : Balance...

By: Sal Khan

Understanding how changes in foreign ownership of assets effects balance of payments

Balance of payments. Current account. Capital account. Currency reserves and speculative attacks. In this tutorial we will see how trade and assets (including money) changing hands are fundamentally intertwined. Not only that, but we will see how this can

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Conceptualizing decimals and place notation : Decimal Place Value 2

By: Sal Khan, Monterey Institute for Technology and Education

Decimal Place Value 2

Understanding decimals conceptually, using operations with decimals, rounding and estimating with decimals, and converting decimals.

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Scientific notation : Scientific Notation Examples

By: Sal Khan

More scientific notation examples

Understanding and solving exponents without algebra.

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Synthesis of alcohols : preparation of alcohols using NaBH4

By: Sal Khan

alcohols, ethers, epoxides, thiols, sulfides. In this tutorial, Jay shows how to synthesize alcohols using sodium borohydride, lithium aluminum hydride, and grignard reagents.

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