Otto Piene

 

 Soon Again, 1993
gouache and traces of fire on cardboard, 72.8 x 101.7 cm

This extraordinary artwork is a fire and mixed-media painting by the renowned German artist Otto Piene (1928–2014), co-founder of the avant-garde ZERO group.

Otto Piene was a German-American artist specializing in kinetic and technology-based art, often working collaboratively. He lived and worked in Düsseldorf, Germany; Cambridge, Massachusetts; and Groton, Massachusetts.

https://en.wikipedia.org/wiki/Otto_Piene