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5 TED Talks about bikes

5 TED Talks about bikes

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“I don’t think protected bicycle ways are a cute architectural feature. They are a right, just as sidewalks are,” says Enrique Peñalosa, the former mayor of Bogota, Colombia, in today’s talk. “Protected bikeways also are a powerful symbol of democracy, because they show that a citizen on a $30 bicycle is equally important to one []

The 5 most walkable cities in the world

The 5 most walkable cities in the world

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City planner Jeff Speck has a big idea for how America can be more economically resilient, more environmentally sustainable, and a whole lot healthier: make our cities more walkable, and the people in them less dependent on cars. In today’s talk, Speck takes a close look at suburban sprawl — and the many unexpected effects it’s []

Transforming transportation: Elon Musk at TED2013

Transforming transportation: Elon Musk at TED2013

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The cofounder of PayPal, Elon Musk has become one of his generation’s most aggressive, not to mention successful, entrepreneurs. As CEO and product architect of Tesla Motors and CEO and CTO of SpaceX, his interests clearly lie in transforming transportation and creating an economy built on sustainable energy. Now he takes the TED stage to tell us more. First, he talks about []

New playlists: “Ancient clues,” “Planes, trains and automobiles” and “Are we alone in the universe?”

New playlists: “Ancient clues,” “Planes, trains and automobiles” and “Are we alone in the universe?”

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TED playlists are collections of talks around a topic, built for you in a thoughtful sequence to illuminate ideas in context. This weekend, three new playlists are available: “Ancient clues,” “Planes, trains and automobiles” and “Are we alone in the universe?” Ancient clues Five fascinating talks by archaeologists and evolutionary biologists about humanity’s beginnings and []

8 talks with big ideas for our roadways

8 talks with big ideas for our roadways

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It’s an experience that can inspire road rage in even the calmest person: an urban traffic jam where cars crawl along at a pace of inches per hour.  As Jonas Eliasson, a professor of transportation at Sweden’s Royal Institute of Technology (KTH), explains in today’s talk, traffic congestion occurs in almost every major city across []