DESIGN Object Lesson in Beauty When future archaeologists excavate the ruins of Los Angeles and New York, they are more likely to judge the 20th century's standards of beauty by shards of Corning ...

No bigger than a virus, each of these nanostructures was built using software that lets researchers design objects out of concentric rings of DNA. Models (top) and electron microscope images of the ...

Proponents of object-oriented techniques point to the flexibility and extensibility of object-oriented systems along with other benefits such as increased modularity, abstraction, and encapsulation.