Each week, we publish a gallery of readers' pictures on a set theme. This week it is "abstract shapes", and we begin with this manipulated picture of ties in a shop window by David Bradbury. George ...

In recent years, abstract and impressionist art has continued to grow and change, with artists using new ideas and techniques to express deep emotions, spirituality, and the mysteries of life.

Abstract art has its roots in early human civilisation. Cultures across the globe have used non-figurative, but highly symbolic, decoration for centuries. While abstract art became the dominant art ...