In a groundbreaking development, researchers in the United Kingdom have created a soft, jelly-like robot that can rapidly change its shape and move when subjected to external electric fields. This innovative work, led by Ciqun Xu, an associate researcher from the University of Bristol, and collaborators from Bristol and Queen Mary University of London, introduces a new material termed electroactive gel or e-MG. This gelatinous compound can be manipulated to rotate, stretch, spread, bend, and twist under the influence of carefully configured electric fields applied via ultra-light electrode architectures. The ability of the e-MG material to facilitate multiple types of movements enables a single system to perform various actions, making it a significant advancement in robotic technology.

The researchers demonstrated the capabilities of their prototype, which resembles a "humanoid gymnast," showcasing its flexible structure to perform complex physical movements. Xu explained that the robot is capable of stretching, bending, twisting, and executing various forms of deformation and locomotion. This versatility opens up new possibilities for robotic applications in environments where traditional rigid robots find challenges, such as in navigating through constrained spaces or interacting delicately with objects and surfaces.

By integrating electric fields with a new material capable of dynamic movement, this research not only enhances the functionality of robots but also highlights a potential shift in how robots can be integrated into various fields ranging from healthcare to logistics. As this technology develops, it could significantly change the landscape of robotic applications, paving the way for machines that can adapt more fluidly to diverse tasks and environments.