At NASA’s Jet Propulsion Laboratory, in Pasadena, Calif., engineers have long been trying to cram as much robot as possible into the absolute minimum amount of space, and a team of roboticists there recently showed us their latest creation: PUFFER, the Pop-Up Flat Folding Explorer Robot. It’s designed to pack down nearly flat for transport, and then re-expand on site to investigate all the places a bigger rover can’t quite reach.

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