Modified $450 3D printer builds living materials with more than 100 layers
Living materials created with a 3D printer are like living tissues with one notable exception: You get to choose exactly which cells are in them, as well as their final 3D shape. Depending on the type of bacteria included in the print, the material can clean up contaminated water or break down waste materials such as plastic.
We haven't written up this one. Phys.org has the full story — the link below goes straight to it.