Several artists have made a mark in the world of abstract art. Jackson Pollock is famous for his drip paintings that emphasize spontaneity and movement. Mark Rothko is known for his color field ...

Urban environments can be a frenetic mass of contrasts, vibrant or mundane, lively or eerie, beautiful or drab. For a photographer, it’s easy enough to capture how places like this look, but it’s more ...

An abstract class is a template definition of methods and variables in a specific class, or category of objects. In programming, objects are units of code, and each object is made into a generic class ...