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What would happen if GPS stopped working?
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Why did a machine for making cigarettes transform the advertising industry?
How much does it cost to outlaw something?
The big metal box that made the internet possible
The surprising lessons lurking under the lid
The manufacturing revolution that started with a gun
How did the price of oil become so important?
Can a computer convince you that it's human?
How important is solar power to the future of the planet?
A toxic plant that sheds light on hidden social forces