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north face backpack cheap The conventional robots to which Walker refers are mainstays of assembly lines around the world. They tend to be anthropomorphic, often modeled after the human arm, and are built to do one thing and do it well, over and over again.

These machines perform precision tasks in highly structured environments, with limited flexibility and adaptability, Walker said.

What we want to do is something rather different than that, he said. The goal is to develop something that can adapt its shape more completely down its structure, and to be able to adapt to environments you haven t seen before. So it s the non-factory scenario, in many ways.

Such snakelike robots could aid spaceflight and exploration, Walker said.

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