In 1925, the world saw the birth of what just might be the greatest gadget in American History: the Brannock Device.

The Borrowed Nature of Biomimicry

Design is everywhere in our lives, perhaps most importantly in the places where we've just stopped noticing. 99% Invisible is a weekly exploration of the process and power of design and architecture. From award winning producer Roman Mars. Learn more at 99percentinvisible.org.