99% Invisible

The podcast Twenty Thousand Hertz is a show about the world's most interesting and recognizable sounds. I think of it as almost a sibling of 99% Invisible: lovingly produced and reported deep dives into everyday things that make you see the world differently. In case of Twenty Thousand Hertz, hear the world differently. We’ve collaborated a number of times, but we’re featuring them today because our sibling podcast produced an episode with my actual sibling Leigh Marz, co-author of the book Golden: The Power of Silence in a World of Noise. Leigh showed up on a mini-story episode 99pi a few months talking about the ever increasing loudness of sirens as a way of measuring just how loud our world has become. But the story Twenty Thousand Hertz produced tackles the main thesis of Golden more head on. I love how this episode turned out and I’m so proud of everyone involved, that I want to share it with you as a bonus episode. In a noisy, tumultuous world, how can we find inner peace? This episode features two stor