Building muscle depends on several factors and isn't something that'll happen overnight after just one workout.

Behind every digital product — whether it's a mobile app, a web platform or a SaaS tool — lies a foundation of tools and technologies that determine how it's built, how it scales and how it survives.

For architect Siamak Hariri, how a building makes you feel is just as important as how it's built. In this TED Radio Hour+ episode, Hariri shares how prayer, collaboration and oatmeal (yes, oatmeal) ...