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.
The battlefield has always been at the mercy of the climate, but there was a time in U.S. military history when we did more than just pray for advantageous weather. We tried to create it.