Organisms start from one cell, which divides, again and again, building 3D tissues into a body. Epithelial cells form linings, like the skin and outer layers of organs, and lay the foundation for ...

The wide assortment of nanostructures and nanomachines made possible by structural DNA nanotechnology are all based upon the molecular recognition code of the familiar DNA double helix. Initially this ...

Chemistry students are taught that some molecular shapes are so strained they simply cannot exist. For about 100 years, one ...