Impasto is a popular painting technique that involves using unusually thick layers of paint that come out of the canvas. In this case, visible brushwork becomes another expressive means for an artist.

This layered, thick paint creates a visual effect that allows ... Claude Monet used the impasto technique to describe the texture and light of his subjects. In his series of paintings of Rouen ...

I really enjoy painting because once you're in the zone, you can just freely let the paintbrush go," says artist Amela Cikota ...