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Farmers are using an ancient technique to purify water

Farmers are using an ancient technique to purify water

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Robotic technology: From driverless cars to military droids

Robotic technology: From driverless cars to military droids

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Using apps to improve the lives of low-income Americans

Using apps to improve the lives of low-income Americans

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Can origami save lives?

Can origami save lives?

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What if a software program could detect emotions?

What if a software program could detect emotions?

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Making robotics safe and accessible for everyone

Making robotics safe and accessible for everyone

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Can eating exotic species help protect our ecosystem?

Can eating exotic species help protect our ecosystem?

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Science filmmaker Emily Driscoll on eating invasive species

Science filmmaker Emily Driscoll on eating invasive species

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Bridging the gap between good ideas and medical technology

Bridging the gap between good ideas and medical technology

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Bringing bots into our everyday lives

Bringing bots into our everyday lives

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An underwater drone lets researchers listen to the ocean

An underwater drone lets researchers listen to the ocean

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Menlo Park's legendary inventor, Thomas Edison

Menlo Park's legendary inventor, Thomas Edison

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SciTech Now

The latest in medical technology: Battery powered pills

Researchers at Carnegie Mellon University have developed a prototype for edible electronics--battery-powered pills programmed to deliver medication where and when it’s needed within the body. Professor Christopher Bettinger joins Hari Sreenivasan to discuss how these smart pills work.