These images are the result of a preoocupation with space/time and the physical universe. Upper left image is a rendition of subatomic particles after a collision. Bending space is represented in lower right image. The other two are experiments with liquid crystal. The lower left image displays an otherwise hidden image as the ambient room temperature is lowered. The upper right image will change when the temperature rises.
Below, “Gazing” in two states, warm and warmer: