Join us to learn about the science of the surfaces that hold our communications, from rocks to paper, and explore the Wagner's collections.FEBRUARY'S FIRST SATURDAY OPEN HOUSERock, Papers, Stickers: The Science of SurfaceFrom cave paintings, to love letters, to bank statements, or even the plans for the moon landing, writing down our ideas—as words and images—gives them power and helps us communicate across centuries. For writing to last, stylus must meet surface and create an indelible mark. At this Open House, Thomas Jefferson University Chemistry Professor Dr. Thomas Twardowski will present a set of demonstrations that explore inks and surfaces,