Will 3D printing in space allow us to build new worlds?

Aired: 8/20/2015 | 0:02:18 | Clip
So far, space travel is limited because we have to transport everything we need using rockets. But what if we could build whatever we needed? Jason Dunn, whose company built the first 3D printer to operate in space, shares his Brief but Spectacular take on the future of self-sufficiency in space travel.

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