In today's Technology Podcast, we take a look at some of the technologies underlying the Bush Administation's missile defense shield. Also, some MIT researchers find a way to send electricity without cables or wires -- call it WiTricity. And finally, an extended interview with Martin Stiksel, one of the founders of the popular London-based online radio outfit last.fm. Have a great weekend everyone.

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Clark Boyd is back at the helm for Tech Podcast 154. This is a special theme-based podcast. We'll listen to some of the reporting The World has done on the topic of global Internet censorship. Clark's off to London next week to Chair an Amnesty International event called Some People Think the Internet is a Bad Thing. Listen in for details on how you can participate as well.

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A high-speed rail puts Spain's La Sagrada Familia at risk. Our lives under surveillance... because of our cell phones! They're widening the Panama Canal, and finding fossils from 20 million years ago. Rebuilding Noah's Ark in Turkey. The latest weaponry to fight war underwater. What would it be like to work in Antarctica? Want to take your car into Manhattan? Pay up.

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The Chinese government may censor the newspapers and the Web, but they can't censor the podcast! Cyber attacks in Estonia. The U.S. missile defense strategy. An African satellite heading for space. Tech moguls doing good, giving back. British Prime Minister is departing: What's his green tech legacy? What about Ruppert Murdoch?

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Who needs a car that goes over 25 mph anyhow? The all-electric car is back! What's so great about biofuels? Oil issues in Iraq an Russia. Checking in with the Iraqi blogger Riverbend. And two stories about HIV in Mexico and South Africa.

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The UN's panel on climate change issues their third report this year: This one looks at what role technology can play. What about ocean sequestration to remove carbon from the air? Will it work? How Germans are slashing energy use. Biofuels in Denmark. A discussion about design concepts to help the other 90 percent. And, the world is moving too fast! (It's scientifically proven.)

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The robots are coming. What will they do? Let's talk about this first. An interesting biofuel in Kyoto, Japan. Sending radio signals into North Korea. We found a new planet just like our's! And what's the trick to a long and healthy life? Listen up.

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High-tech, low-tech and medium-tech on the podcast this week. Trying to call Bangladesh? You might be having some problems. New drugs that make you smarter. Bullies online. Here's an irony: The Dead Sea is dying. How to save it. And what's on Polish TV these days?

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A range of wonderful stories this week. Let there be light in the hills of Mexico! Don't litter in England; Big Brother is watching. A radio station in a psychiatric ward in Argentina. Can they build an underwater tunnel from Africa to Europe? What about through the Alps? Like text messaging in Cambodia? Not so fast. And genetically modified crops that can make human insulin.

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A new report from the Intergovernmental Panel on Climate Change looks at the impacts of global warming. This podcast explores how climate change is affecting our world: from Africa, to South America, to Europe. And what global warming could mean in your neck of the woods.

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