Italian scientists created this portrait of the Mona Lisa with the help of E. coli bacteria.

Italian scientists created this portrait of the Mona Lisa with the help of E. coli bacteria, specially modified for this at the genetic level. Note that all this was not done for fun, the scientists were working on the development and development of new ways to control the behavior of large populations of microorganisms. And in the future, such methods can lead to the appearance of microscopic "transport" means, technologies of "bacterial" 3D printing and much more.