Joel Barker

3D printing, carbon nanotube transistors, and why you should care

Joel Barker joins Jim Blasingame to discuss the growth of 3D printing, and report on how carbon nanotubes could change the way we build computer chips.

More interviews with Joel Barker

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Is China a greater threat to itself than to the U.S.?
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Futuristic innovations that are now reality
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Turning used tires into graphene that would strengthen concrete
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What’s Bill Gates up to with his investment in nuclear power?