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Tim Berners-Lee: A Magna Carta for the web

TED is 30. The world wide web is celebrating this month its 25th anniversary. So I’ve got a question for you. Let’s talk about the journey, mainly about the future. Let’s talk about the state. Let’s talk about what sort of a web we want. So 25 years ago, then,
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SpaceX’s plan to fly you across the globe in 30 minutes | Gwynne Shotwell

Chris Anderson: So two months ago, something crazy happened. Can you talk us through this, because this caught so many people’s attention? Gwynne Shotwell: I’ll stay quiet for the beginning, and then I’ll start talking. (Video) Voices: Five, four, three, two, one. (Cheering) Woman: Liftoff. Go Falcon Heavy. GS: So
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Thomas Piketty: New thoughts on capital in the twenty-first century

It’s very nice to be here tonight. So I’ve been working on the history of income and wealth distribution for the past 15 years, and one of the interesting lessons coming from this historical evidence is indeed that, in the long run, there is a tendency for the rate of
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Every kid needs a champion | Rita Pierson

Translator: Joseph Geni Reviewer: Morton Bast I have spent my entire life either at the schoolhouse, on the way to the schoolhouse, or talking about what happens in the schoolhouse. (Laughter) Both my parents were educators, my maternal grandparents were educators, and for the past 40 years, I’ve done the
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Daphne Koller: What we’re learning from online education

Translator: Morton Bast Reviewer: Thu-Huong Ha Like many of you, I’m one of the lucky people. I was born to a family where education was pervasive. I’m a third-generation PhD, a daughter of two academics. In my childhood, I played around in my father’s university lab. So it was taken
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Comics that ask “what if?” | Randall Munroe

So, I have a feature on my website where every week people submit hypothetical questions for me to answer, and I try to answer them using math, science and comics. So for example, one person asked, what would happen if you tried to hit a baseball pitched at 90 percent
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The magic of Fibonacci numbers | Arthur Benjamin

So why do we learn mathematics? Essentially, for three reasons: calculation, application, and last, and unfortunately least in terms of the time we give it, inspiration. Mathematics is the science of patterns, and we study it to learn how to think logically, critically and creatively, but too much of the
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The best kindergarten you’ve ever seen | Takaharu Tezuka

This is a kindergarten we designed in 2007. We made this kindergarten to be a circle. It’s a kind of endless circulation on top of the roof. If you are a parent, you know that kids love to keep making circles. This is how the rooftop looks. And why did
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How to green the world’s deserts and reverse climate change | Allan Savory

Translator: Joseph Geni Reviewer: Morton Bast The most massive tsunami perfect storm is bearing down upon us. This perfect storm is mounting a grim reality, increasingly grim reality, and we are facing that reality with the full belief that we can solve our problems with technology, and that’s very understandable.
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