MASSACHUSETTS INSTITUTE OF TECHNOLOGY IMAGE: THE DEVICE HAS TWO KEY ELEMENTS — A SOFT, STRETCHY TUBE MADE OF SILICONE-BASED RUBBER, AND A PLASTIC COATING ETCHED WITH NEEDLES THAT POP UP WHEN THE TUBE IS STRETCHED. CREDIT: MIT CAMBRIDGE, MA — Inspired by kirigami, the Japanese art of folding and cutting paper to create three-dimensional structures,...
