regenerating plastic

Photo by Ryan Gergely Illinois researchers have developed materials that not only heal, but regenerate. The restorative material is delivered through two, isolated fluid streams (dyed red and blue). The liquid immediately gels and later hardens, resulting in recovery of the entire damaged region. This image is halfway through the restoration process.
Regenerating plastic grows back after damage

Looking at a smooth sheet of plastic in one University of Illinois laboratory, no one