To explore possible treatments for various diseases, either animal models or human cell cultures are usually used first; ...

We’ve come a long way from the Vacanti mouse. Back in the mid-90s, Charles Vacanti and other researchers experimented with cartilage regeneration and, with the help of a biodegradable mold and bovine ...

Miniature-sized heart chambers called ventricles have been 3D printed with live human heart muscle cells and shown to beat on their own for at least three months. Artificial heart tissue can be made ...

Science writer Mary Roach is fascinated by the human ... further make our anatomy "replaceable." She profiles scientists in lab at Carnegie Mellon University who used a 3D printer to create a tiny ...