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+[[!meta title="An artificial aquatic polyp that wirelessly attracts, grasps, and releases objects."]]
+[[!tag robot]]
+
+Pilz da Cunha M, Kandail HS, den Toonder JMJ, Schenning APHJ.
+
+Proc Natl Acad Sci U S A. 2020 Jul 28;117(30):17571-17577. doi: 10.1073/pnas.2004748117
+
+An artificial aquatic polyp that wirelessly attracts, grasps, and releases objects.
+
+[[!pmid 32661153 desc="A magnetic PDMS stem rotates to create a water flow. When a liquid droplet comes near, UV light is sent to induce folding of liquid cristal polymer arms."]]