Gene Editing Tetrahedrons assemble! Three-sided pyramids form 2D structures Posted on July 25, 2022 by Editorial Staff Chemists have discovered that pointy gold tetrahedrons self-assemble into 2D chiral superlattices. The structures could be useful metamaterials. Share on FacebookTweetFollow us Editorial Staff Scientists explore SARS-CoV-2 spike protein and platelet-activating factor The chemical controlling life and death in hair follicles