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Phys.org — Technology · September 29, 2026 · On the brief until October 13, 2026

Powered by muscle cells, a paper-thin robot swims through a watery maze

Biomedical EngineeringBiologyRobotics
THE AI ANGLE
No AI role is mentioned in this research

MIT engineers developed a thin biohybrid robot propelled by a single layer of light-activated muscle cells. Flashing light contracts the tissue to flap the robot's fins and steer it through water. The design replaces bulky, three-dimensional muscle blocks, allowing researchers to build functional biohybrid actuators with fewer cells and lower material costs.

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THE TEACHING ANGLE
Engineers must balance scaffold stiffness and microgroove geometry so single cell layers generate adequate swimming force without peeling off their synthetic base.

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