Self Replicating Sphere Clusters

Self Replicating Microstructures

Self-Replicating Sphere Clusters: According to new research at Harvard, coating the surfaces of microspheres can cause them to spontaneously assemble into a chosen structure, such as a polytetrahedron (red), which then triggers nearby spheres into forming an identical structure.

Courtesy of Michael Brenner/Proceedings of the National Academy of Sciences