Octopus arms are one of the most flexible structures known in all of the biological world. Their agility is so extraordinary that robotics researchers want to learn the secrets behind their movements, hoping to apply some of the same principles. They envision soft, flexible robotic appendages that, like the highly tactile octopus arms, can search and carry out tasks through tight and narrow openings, such as delivering life-saving food and water to people trapped in the rubble of collapsed buildings.
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