COURTESY OF THE RESEARCHERS/MIT(See X. Liu et al., “Stretchable living materials and devices with hydrogel–elastomer hybrids hosting programmed cells,” PNAS, doi:10.1073/pnas.1618307114, 2017.)
Image of the Day: Glowing Gloves
These gloves, which contain genetically engineered bacteria that light up when in contact with certain chemicals, could aid crime scene investigators.

