When did Kinetic art start to appear?

Kinetic art began to emerge in the early 20th century, gaining significant prominence in the 1920s and 1930s. Artists like Naum Gabo and Alexander Calder were instrumental in its development, exploring movement and the use of mechanical elements in their works. The movement continued to evolve through the mid-20th century, particularly within the context of abstract art and technological advancements.