99% InvisibleRoman Mars’s smart, insightful episodes focus on the many ways that design impacts our lives. The title comes from the idea that good design should be mostly unnoticed. We all benefit from good design from our cell phones’ rings to stackable chairs, but we rarely think too hard about the who, the why, or the how of those particular designs. Each episode tackles the history, usage, and innovation of a design, from flags to fonts. Why did the hashtag become the character we now use in social media (and just what did we use it for before, anyway)? Did the inventor of revolving doors really hate people? How terrible is your state flag? For more like this, try Design Matters
Teen-friendly episodes: #8: “Free Parking,” #43: “The Accidental Music of Imperfect Escalators,” #44: “The Pruitt-Igoe Myth,” #93: “Revolving Doors,” #140: “Vexillonaire,” or #145: “Octothorpe.”