Image: 15.16 x 15.16 in. (38.5 x 38.5 cm.) In the years leading up to his death, Robert Mapplethorpe turned his lens to flowers and classical sculpture. For Flower with Knife, Mapplethorpe removed the ...

You’ve used a brush before of course, and probably your fingers, too, but here’s an interesting technique of bringing colour to canvas – it’s called knife painting! The technique is so popular that it ...