Inchworm-Inspired Bipedal Crawling Soft Robot With Forward and Backward Locomotion for Confined Spaces. - Yue Di; Yuyan Zhang; Yintang Wen; Pengpeng He; Sanchuan Li; Haiying Yao; Zixiang Zhou; Zhixin Ren; Hongmiao Tian; Jinyou Shao (IEEE Robotics Autom. Lett., 2025)