Masks and vaccinations are recommended. Plan your visit
It all happens at the edge—so went the theme of this eclectic and cross-disciplinary exhibition exploring the dynamics of all natural and human-made boundaries found in science, engineering, and society.
By adjusting the light levels on either side of this half-silvered glass, you and a friend can merge your faces into a single composite face.
Where: This exhibit is not currently on view.
With the rope hanging down, the left and right sides of the board appear identical. Lifting the rope shows the dramatic difference that your eyes missed—and continue to miss, as soon as you let the rope fall again.
Soap film hits the big time at this exhibit, featuring a giant square soap bubble the size of a picture window. The cascading colors you see here arise from overlapping light waves that reflect from the front and back surfaces of the soap film—a phenomenon called interference.