MIT is 3D printing custom robot bumpers

http://www.extremetech.com/wp-content/uploads/2016/10/programmable-soft-robots-mit-csail-01_0-768x424.jpg 768w, http://www.extremetech.com/wp-content/uploads/2016/10/programmable-soft-robots-mit-csail-01_0-640x353.jpg 640w, http://www.extremetech.com/wp-content/uploads/2016/10/programmable-soft-robots-mit-csail-01_0-106x59.jpg 106w, http://www.extremetech.com/wp-content/uploads/2016/10/programmable-soft-robots-mit-csail-01_0-672x371.jpg 672w, http://www.extremetech.com/wp-content/uploads/2016/10/programmable-soft-robots-mit-csail-01_0.jpg 1344w" sizes="(max-width: 300px) 100vw, 300px" />Expensive robots can be damaged by a simple bump, but programmable viscoelastic materials from MIT could change that.